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<body>
    <h1>
        linq.js Reference</h1>
    <p>
        Notice:currently under working for v3.0. lack of some methods(choose, merge, defer, etc...)<br />
        <a href="http://linqjs.codeplex.com/">http://linqjs.codeplex.com/</a>
    </p>
    <h2>
        LINQ Pad</h2>
    <table>
        <tr>
            <td style="width: 50%; vertical-align: top">
                <textarea cols="10" rows="10" id="codeInput" style="width: 100%">Enumerable.range(0, 20)&#13;.where("x => x % 3 == 0")&#13;.select("$ * 2")</textarea>
            </td>
            <td style="vertical-align: top">
                <p id="codeResult" style="padding-left: 20px">
                </p>
            </td>
        </tr>
    </table>
    <h2 class="clear:both">
        Generating Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="2">
                    choice
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    params T[] elements
                </td>
                <td>
                    <pre>Enumerable.choice("a","b","c","d").take(10)</pre>
                    <pre>Enumerable.choice(["a","b","c","d"]).take(10)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Enumerable elements
                </td>
                <td>
                    <pre>Enumerable.choice(Enumerable.range(1,3)).take(10)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    cycle
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    params T obj
                </td>
                <td>
                    <pre>Enumerable.cycle(1,"foo",true).take(10)</pre>
                    <pre>Enumerable.cycle([1,"foo",true]).take(10)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    empty
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.empty()</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="6">
                    from
                </td>
                <td rowspan="6">
                    Enumerable
                </td>
                <td>
                    Array obj
                </td>
                <td>
                    <pre>var arr = [1,124,"aaa",function(){},false];
Enumerable.from(arr)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Object obj
                </td>
                <td>
                    <pre>var obj = {a:3,b:"3",z:function(){},d:true};
Enumerable.from(obj).select("$.key + ':' + $.value")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    NodeList obj
                </td>
                <td>
                    <pre>var node = document.getElementsByTagName("h2");
Enumerable.from(node).select("$.innerHTML")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number obj
                </td>
                <td>
                    <pre>Enumerable.from(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String obj
                </td>
                <td>
                    <pre>Enumerable.from("foobar")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    IEnumerable(WSH) obj
                </td>
                <td>
                    <pre>
// using with Windows Script Host
// var fso = WScript.CreateObject("Scripting.FileSystemObject");
// var files = fso.GetFolder("C:\\").Files;
// Enumerable.from(files).select("$.Name").forEach("WScript.Echo($)");</pre>
                </td>
            </tr>
            <tr>
                <td>
                    make
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T element
                </td>
                <td>
                    <pre>Enumerable.make("foobar")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    matches
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    string input, RegExp pattern
                </td>
                <td>
                    <pre>Enumerable.matches("xbcyBCzbc", /(.)bc/i)
.select("'index='+$.index+' all='+$[0]+' capture='+$[1]")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    string input, string pattern
                </td>
                <td>
                    <pre>Enumerable.matches("xbcyBCzbc", "(.)bc")
.select("'index='+$.index+' all='+$[0]+' capture='+$[1]")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    string input, string pattern, string flags
                </td>
                <td>
                    <pre>Enumerable.matches("xbcyBCzbc", "(.)bc", "i")
.select("'index='+$.index+' all='+$[0]+' capture='+$[1]")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    range
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    int start, int count
                </td>
                <td>
                    <pre>Enumerable.range(10,5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start, int count, int step
                </td>
                <td>
                    <pre>Enumerable.range(10,5,3)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    rangeDown
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    int start, int count
                </td>
                <td>
                    <pre>Enumerable.rangeDown(10,5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start, int count, int step
                </td>
                <td>
                    <pre>Enumerable.rangeDown(10,5,3)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    rangeTo
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    int start, int to
                </td>
                <td>
                    <pre>Enumerable.rangeTo(10,18)</pre>
                    <pre>Enumerable.rangeTo(3,-5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start, int to, int step
                </td>
                <td>
                    <pre>Enumerable.rangeTo(1,9,3)</pre>
                    <pre>Enumerable.rangeTo(1,-9,3)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    repeat
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T obj
                </td>
                <td>
                    <pre>Enumerable.repeat(3).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T obj, int count
                </td>
                <td>
                    <pre>Enumerable.repeat("foo",10)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    repeatWithFinalize
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T initializer(), void finalizer(T)
                </td>
                <td>
                    <pre>// example for WScript(Text EnumerateLines and Finally Close)
// var fso = WScript.CreateObject("Scripting.FileSystemObject");
// Enumerable.repeatWithFinalize(
//         function () { return fso.OpenTextFile("C:\\file.txt") },
//         function (ts) { ts.Close() })
//     .takeWhile(function (ts) { return !ts.AtEndOfStream })
//     .select(function (ts) { return ts.ReadLine() });
</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    generate
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T func()
                </td>
                <td>
                    <pre>Enumerable.generate("Math.random()").take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T func(), int count
                </td>
                <td>
                    <pre>Enumerable.generate("Math.random()", 5)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    toInfinity
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.toInfinity().take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start
                </td>
                <td>
                    <pre>Enumerable.toInfinity(1000).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start, int step
                </td>
                <td>
                    <pre>Enumerable.toInfinity(1000,5).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    toNegativeInfinity
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.toNegativeInfinity().take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start
                </td>
                <td>
                    <pre>Enumerable.toNegativeInfinity(1000).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    int start, int step
                </td>
                <td>
                    <pre>Enumerable.toNegativeInfinity(1000,5).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    unfold
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T seed, T func(T)
                </td>
                <td>
                    <pre>Enumerable.unfold(5, "$+3").take(10)</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Projection and Filtering Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="3">
                    traverseBreadthFirst
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    T[] func(T)
                </td>
                <td>
                    <pre>Enumerable.make(1).traverseBreadthFirst("$+$").take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] func(T), T resultSelector(T)
                </td>
                <td>
                    <pre>Enumerable.make(1).traverseBreadthFirst("$+$","$*$").take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] func(T), T resultSelector(T, int)
                </td>
                <td>
                    <pre>Enumerable.make(document.body)
.traverseBreadthFirst("$.childNodes", "v,n=>{value:v,nestLevel:n}")
.where("$.nestLevel<3 && $.value.nodeType == 1")
.select("$.nestLevel + ':' + $.value.tagName")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    traverseDepthFirst
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    T[] func(T)
                </td>
                <td>
                    <pre>Enumerable.make(1).traverseDepthFirst("$+$").take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] func(T), T resultSelector(T)
                </td>
                <td>
                    <pre>Enumerable.make(1).traverseDepthFirst("$+$","$*$").take(5)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] func(T), T resultSelector(T, int)
                </td>
                <td>
                    <pre>Enumerable.make(document.body)
.traverseDepthFirst("$.childNodes", "v,n=>{value:v,nestLevel:n}")
.where("$.nestLevel<3 && $.value.nodeType == 1")
.select("$.nestLevel + ':' + $.value.tagName")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    flatten
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>var array = [1,[234,2,[62,3]],[234,5],3];
Enumerable.from(array).flatten()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    pairwise
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T selector(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10)
.pairwise("prev,next=>prev + ':' + next")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    scan
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    T func(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).scan("a,b=>a+b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T seed, T func(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).scan(100,"a,b=>a+b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T seed, T func(T, T), T resultSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).scan(100,"a,b=>a+b","$*10")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    select
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T selector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).select("$*10")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T selector(T, int)
                </td>
                <td>
                    <pre>Enumerable.rangeDown(10,10).select("value,index=>index + ':' + value")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="4">
                    selectMany
                </td>
                <td rowspan="4">
                    Enumerable
                </td>
                <td>
                    T[] collectionSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,3).selectMany("Enumerable.repeat($,3)")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] collectionSelector(T, int)
                </td>
                <td>
                    <pre>Enumerable.range(5,5)
.selectMany("value,index=>Enumerable.repeat('str'+value,index+1)")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] collectionSelector(T), resultSelector(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,3)
.selectMany("Enumerable.repeat($,3)","first,middle=>first + ':' + middle*10")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] collectionSelector(T, int), resultSelector(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(5,5)
.selectMany("v,i=>Enumerable.repeat('str'+v,i+1)","f,m=>f + ':' + m")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    where
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).where("$%2==0")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T, int)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).where("value,index=>value*index>10")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    ofType
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    Class type
                </td>
                <td>
                    <pre>Enumerable.from([1,"a",2,"b","c",3]).ofType(Number)</pre>
                    <pre>Enumerable.from([1,"a",2,"b","c",3]).ofType(String)</pre>
                    <pre>function ClassA(v){this.v = v}
Enumerable.from([new ClassA("a"),1,2,new ClassA("b")])
    .ofType(ClassA).select("$.v")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    zip
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] second,T selector(T, T)
                </td>
                <td>
                    <pre>Enumerable.rangeDown(10,10)
.zip(Enumerable.range(1,10),"outer,inner=>outer + ':' + inner")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] second,T selector(T, T, int)
                </td>
                <td>
                    <pre>Enumerable.rangeDown(10,10)
.zip(Enumerable.range(1,10),"outer,inner,index=>index + ':' + outer*inner")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Join Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="2">
                    join
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, T)
                </td>
                <td>
                    <pre>var array1 = [13,413,5,135,61,631,13,61,3];
var array2 = [13,134,53,6,3,7,13,7,7,135,61,3,13];
Enumerable.from(array1)
.join(array2,"","","outer,inner=>outer + ':' + inner")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, T),
                    T compareSelector(T)
                </td>
                <td>
                    <pre>var array1 = [10,405,50,135];
var array2 = [1,4,7,8];
Enumerable.from(array1)
.join(array2,"","","outer,inner=>outer + ':' + inner","$%2==0")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    groupJoin
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, Enumerable)
                </td>
                <td>
                    <pre>var array1 = [13,413,5,135,61,631,13,61,3];
var array2 = [13,134,53,6,3,7,13,7,7,135,61,3,13];
Enumerable.from(array1)
.groupJoin(array2,"","","outer,lookup=>outer + ':' + lookup.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] inner, T outerKeySelector(T), T innerKeySelector(T), T resultSelector(T, Enumerable),
                    T compareSelector(T)
                </td>
                <td>
                    <pre>var array1 = [10,405,50,135];
var array2 = [1,4,7,8];
Enumerable.from(array1)
.groupJoin(array2,"","","outer,lookup=>outer + ':' + lookup.toJoinedString('-')","$%2==0")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Set Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    all
                </td>
                <td>
                    Boolean
                </td>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).all("$<5")</pre>
                    <pre>Enumerable.range(1,10).all("$<15")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    any
                </td>
                <td rowspan="2">
                    Boolean
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,0).any()</pre>
                    <pre>Enumerable.range(1,10).any()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).any("$==5")</pre>
                    <pre>Enumerable.range(1,10).any("$==15")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    concat
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T[] second
                </td>
                <td>
                    <pre>Enumerable.range(1,5).concat(Enumerable.repeat("foo",5))</pre>
                </td>
            </tr>
            <tr>
                <td>
                    insert
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    int index, T[] second
                </td>
                <td>
                    <pre>Enumerable.range(1,5).insert(3,Enumerable.repeat("foo",5))</pre>
                </td>
            </tr>
            <tr>
                <td>
                    alternate
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T value
                </td>
                <td>
                    <pre>Enumerable.range(1,5).alternate(-1)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    contains
                </td>
                <td rowspan="2">
                    Boolean
                </td>
                <td>
                    T value
                </td>
                <td>
                    <pre>Enumerable.range(1,5).contains(3)</pre>
                    <pre>Enumerable.range(1,5).contains(10)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T value, T compareSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,5).Select("{test:$}").contains(3)</pre>
                    <pre>Enumerable.range(1,5).Select("{test:$}").contains(3,"$.test")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    defaultIfEmpty
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    T defaultValue
                </td>
                <td>
                    <pre>Enumerable.range(1,5).defaultIfEmpty("default")</pre>
                    <pre>Enumerable.range(1,0).defaultIfEmpty("default")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    distinct
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>var array = [1,412,5,3,5,412,7];
Enumerable.from(array).distinct()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T compareSelector(T)
                </td>
                <td>
                    <pre>var seq = Enumerable.range(1,10).Select("{test:$%3}");
seq.distinct("$.test").select("$.test")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    except
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] second
                </td>
                <td>
                    <pre>var array1 = [1,412,5,3,5,412,7];
var array2 = [20,12,5,5,7,310];
Enumerable.from(array1).except(array2)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] second, T compareSelector(T)
                </td>
                <td>
                    <pre>var seq1 = Enumerable.range(1,10).select("{test:$%5}");
var seq2 = Enumerable.range(1,10).select("{test:$%2}");
seq1.except(seq2,"$.test").select("$.test")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    intersect
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] second
                </td>
                <td>
                    <pre>var array1 = [1,412,5,3,5,412,7];
var array2 = [20,12,5,5,7,310];
Enumerable.from(array1).intersect(array2)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] second, T compareSelector(T)
                </td>
                <td>
                    <pre>var seq1 = Enumerable.range(1,10).select("{test:$%5}");
var seq2 = Enumerable.range(1,10).select("{test:$%2}");
seq1.intersect(seq2,"$.test").select("$.test")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    sequenceEqual
                </td>
                <td rowspan="2">
                    Boolean
                </td>
                <td>
                    T[] second
                </td>
                <td>
                    <pre>Enumerable.range(1,5).sequenceEqual(Enumerable.range(1,5))</pre>
                    <pre>Enumerable.range(1,5).sequenceEqual(Enumerable.range(1,6))</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] second, T compareSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).select("{test:$%5}")
.sequenceEqual(Enumerable.range(1,10).select("{test:$%5}"),"$.test")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    union
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T[] second
                </td>
                <td>
                    <pre>var array1 = [1,412,5,3,5,412,7];
var array2 = [20,12,5,5,7,310];
Enumerable.from(array1).union(array2)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T[] second, T compareSelector(T)
                </td>
                <td>
                    <pre>var seq1 = Enumerable.range(1,5).select("{test:$}");
var seq2 = Enumerable.range(3,7).select("{test:$}");
seq1.union(seq2,"$.test").select("$.test")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Ordering Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="2">
                    orderBy
                </td>
                <td rowspan="2">
                    OrderedEnumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>
var array = [1,51,61,75,8,35,43];
Enumerable.from(array).orderBy()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>
var array = [{a:"a"},{a:"z"},{a:"k"},{a:"l"},{a:"m"},{a:"c"}];
Enumerable.from(array).orderBy("$.a").select("$.a")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    orderByDescending
                </td>
                <td rowspan="2">
                    OrderedEnumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>
var array = [1,51,61,75,8,35,43];
Enumerable.from(array).orderByDescending()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>
var array = [{a:"a"},{a:"z"},{a:"k"},{a:"l"},{a:"m"},{a:"c"}];
Enumerable.from(array).orderByDescending("$.a").select("$.a")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    thenBy
                </td>
                <td>
                    OrderedEnumerable
                </td>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>
var list = [
           { a: 2, b: 4, c: 1 },
           { a: 2, b: 3, c: 7 },
           { a: 2, b: 3, c: 3 },
           { a: 4, b: 7, c: 5 },
           { a: 7, b: 3, c: 2 },
           { a: 4, b: 1, c: 5 }];
Enumerable.from(list).orderBy("$.a").thenBy("$.c").thenBy("$.b")
.select("$.a + ':' + $.b + ':' + $.c")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    thenByDescending
                </td>
                <td>
                    OrderedEnumerable
                </td>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>
var list = [
           { a: 2, b: 4, c: 1 },
           { a: 2, b: 3, c: 7 },
           { a: 2, b: 3, c: 3 },
           { a: 4, b: 7, c: 5 },
           { a: 7, b: 3, c: 2 },
           { a: 4, b: 1, c: 5 }];
Enumerable.from(list).orderBy("$.a").thenByDescending("$.c").thenByDescending("$.b")
.select("$.a + ':' + $.b + ':' + $.c")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    reverse
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).reverse()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    shuffle
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).shuffle()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Grouping Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="4">
                    groupBy
                </td>
                <td rowspan="2">
                    Enumerable&lt;Grouping>
                </td>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,5).groupBy("$%2==0")
.select("$.key() + ':' + $.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T keySelector(T), T elementSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,5).groupBy("$%2==0","$*10")
.select("$.key() + ':' + $.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T keySelector(T), T elementSelector(T), T resultSelector(T, Enumerable)
                </td>
                <td>
                    <pre>Enumerable.range(1,5)
.groupBy("$%2==0","","key,e=>key+':'+e.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TK keySelector(T), TE elementSelector(T), TR resultSelector(T, Enumerable),TC compareSelector(TK)
                </td>
                <td>
                    <pre>Enumerable.from([{d:new Date(2000,1,1),i:0},{d:new Date(2000,1,1),i:1}])
.groupBy("$.d","","key,e=>key+':'+e.Select('$.i').toArray()","$.toString()")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="4">
                    partitionBy
                </td>
                <td rowspan="2">
                    Enumerable&lt;Grouping>
                </td>
                <td>
                    T keySelector(T)
                </td>
                <td>
                    <pre>Enumerable.from([1,2,2,3,3,2,1,1]).partitionBy("i=>i")
.select("$.key() + ':' + $.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T keySelector(T), T elementSelector(T)
                </td>
                <td>
                    <pre>Enumerable.from([1,2,2,3,3,2,1,1]).partitionBy("i=>i","i=>i*100")
.select("$.key() + ':' + $.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    T keySelector(T), T elementSelector(T), T resultSelector(T, Enumerable)
                </td>
                <td>
                    <pre>Enumerable.from([1,2,2,3,3,2,1,1])
.partitionBy("i=>i","i=>i","key,e=>key+':'+e.toJoinedString('-')")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TK keySelector(T), TE elementSelector(T), TR resultSelector(T, Enumerable), TC compareSelector(TK)
                </td>
                <td>
                    <pre>Enumerable.from([{d:new Date(2000,1,1),i:0},{d:new Date(2000,1,1),i:1}])
.partitionBy("$.d","","key,e=>key+':'+e.Select('$.i').toArray()","$.toString()")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    buffer
                </td>
                <td>
                    Enumerable&lt;Array>
                </td>
                <td>
                    int count
                </td>
                <td>
                    <pre>Enumerable.range(1,10).buffer(4)</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Aggregate Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="3">
                    aggregate
                </td>
                <td rowspan="3">
                    T
                </td>
                <td>
                    T func(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,5).aggregate("a,b=>a*b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T seed, T func(T, T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).aggregate(100,"a,b=>a+b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T seed, T func(T, T), T resultSelector(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).aggregate(100,"a,b=>a+b","$*10")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    average
                </td>
                <td rowspan="2">
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).average()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.average("$.b")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    count
                </td>
                <td rowspan="2">
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).count()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).count("$>7")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    max
                </td>
                <td rowspan="2">
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).max()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.max("$.b")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    min
                </td>
                <td rowspan="2">
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).min()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.min("$.b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    maxBy
                </td>
                <td>
                    T
                </td>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.maxBy("$.b").a</pre>
                </td>
            </tr>
            <tr>
                <td>
                    minBy
                </td>
                <td>
                    T
                </td>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.minBy("$.b").a</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    sum
                </td>
                <td rowspan="2">
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).sum()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:5},{a:"bar",b:20},{a:"foobar",b:10}])
.sum("$.b")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Paging Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    elementAt
                </td>
                <td>
                    T
                </td>
                <td>
                    int index
                </td>
                <td>
                    <pre>Enumerable.range(1,10).elementAt(3)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    elementAtOrDefault
                </td>
                <td>
                    T
                </td>
                <td>
                    int index, T defaultValue
                </td>
                <td>
                    <pre>Enumerable.range(1,10).elementAtOrDefault(15,-1)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    first
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).first()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).first("$>4")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    firstOrDefault
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    T defaultValue
                </td>
                <td>
                    <pre>Enumerable.empty().firstOrDefault(-1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T defaultValue, bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).firstOrDefault(-1,"$>15")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    last
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).last()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).last("$<4")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    lastOrDefault
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    T defaultValue
                </td>
                <td>
                    <pre>Enumerable.empty().lastOrDefault(-1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T defaultValue, bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).lastOrDefault(-1,"$>15")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    single
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.from("a").single()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).single("$==4")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    singleOrDefault
                </td>
                <td rowspan="2">
                    T
                </td>
                <td>
                    T defaultValue
                </td>
                <td>
                    <pre>Enumerable.empty().singleOrDefault(-1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T defaultValue, bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).singleOrDefault(-1,"$==15")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    skip
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    int count
                </td>
                <td>
                    <pre>Enumerable.range(1,10).skip(5)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    skipWhile
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).skipWhile("$<=5")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T, int index)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).skipWhile("value,index=>value+index<=5")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    take
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    int count
                </td>
                <td>
                    <pre>Enumerable.range(1,10).take(5)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    takeWhile
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    bool predicate(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).takeWhile("$<=5")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool predicate(T, int index)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).takeWhile("value,index=>value+index<=5")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    takeExceptLast
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).takeExceptLast()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Number count
                </td>
                <td>
                    <pre>Enumerable.range(1,10).takeExceptLast(3)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    takeFromLast
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    Number count
                </td>
                <td>
                    <pre>Enumerable.range(1,10).takeFromLast(3)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    indexOf
                </td>
                <td>
                    int
                </td>
                <td>
                    T item
                </td>
                <td>
                    <pre>Enumerable.range(1,10).indexOf(3)</pre>
                    <pre>Enumerable.range(1,10).indexOf(15)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    lastIndexOf
                </td>
                <td>
                    int
                </td>
                <td>
                    T item
                </td>
                <td>
                    <pre>Enumerable.from([1,2,3,2,5]).lastIndexOf(2)</pre>
                    <pre>Enumerable.from([1,2,3,2,5]).lastIndexOf(20)</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Convert Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    toArray
                </td>
                <td>
                    Array
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).toArray()</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    toLookup
                </td>
                <td rowspan="3">
                    Lookup
                </td>
                <td>
                    TKey keySelector(T)
                </td>
                <td>
                    <pre>var lookup = Enumerable.from(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])
.toLookup("$.match(/\\.(.+$)/)[1]");
lookup.toEnumerable().select("$.key() + ' : ' + $.toArray()")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TKey keySelector(T), TElement elementSelector(T)
                </td>
                <td>
                    <pre>var lookup = Enumerable.from(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])
.toLookup("$.match(/\\.(.+$)/)[1]","$.match(/(.+)\\.[^.]+$/)[1]");
lookup.toEnumerable().select("$.key() + ' : ' + $.toArray()")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TKey keySelector(T), TElement elementSelector(T), TCompare compareSelector(TKey)
                </td>
                <td>
                    <pre>var lookup = Enumerable.from(["temp.xls", "temp.pdf", "temp.jpg", "temp2.pdf"])
.toLookup("","","$.match(/\\.(.+$)/)[1]");
lookup.toEnumerable().select("$.key() + ' : ' + $.toArray()")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    toObject
                </td>
                <td>
                    Object
                </td>
                <td>
                    String keySelector(T), T elementSelector(T)
                </td>
                <td>
                    <pre>var obj = Enumerable.range(1,10).select("value,index=>{id:'id_' + index,value:value}")
.toObject("$.id","$.value");
Enumerable.from(obj).select("$.key + ':' + $.value")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    toDictionary
                </td>
                <td rowspan="2">
                    Dictionary
                </td>
                <td>
                    TKey keySelector(T), TElement elementSelector(T)
                </td>
                <td>
                    <pre>var dict = Enumerable.range(1,10).select("value,index=>{id:'id_' + index,value:value}")
.toDictionary("$.id","$.value");
dict.toEnumerable().select("$.key + ':' + $.value")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TKey keySelector(T), TElement elementSelector(T), TCompare compareSelector(TKey)
                </td>
                <td>
                    <pre>var dict = Enumerable.range(1,10).select("value,index=>{id:'id_' + index,value:value}")
.toDictionary("$","$.value","$;id");
dict.toEnumerable().select("$.key.id + ':' + $.value")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    toJSONString
                </td>
                <td rowspan="3">
                    String
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// toJSONString only work Native JSON support browser or include json2.js
Enumerable.from([{Foo:1, Bar:'z'},{Foo:5, Bar:null}]).toJSONString()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TResult replacer(TKey, TValue)
                </td>
                <td>
                    <pre>Enumerable.from(["a","b","c"])
.toJSONString(function(k,v){return (typeof v === 'object') ? v : v.toString().toUpperCase()})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    TResult replacer(TKey, TValue), Number space
                </td>
                <td>
                    <pre>Enumerable.range(1, 5).toJSONString(null, 4)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    toJoinedString
                </td>
                <td rowspan="3">
                    String
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(0,10).toJoinedString()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String separator
                </td>
                <td>
                    <pre>Enumerable.range(0,10).toJoinedString("-")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String separator, T selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{k:"foo"},{k:"bar"}]).toJoinedString("-","$.k")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Action Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="2">
                    doAction
                </td>
                <td rowspan="2">
                    Enumerable
                </td>
                <td>
                    void action(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).doAction(function(i){
    document.write('do:'+ i +'|');})
 .where("$%2==0")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    void action(T, index)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).doAction(function(value,index){
    document.write("do:" + index + '-' + value + "&lt;br/>");})
.orderBy("").take(2)</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="4">
                    forEach
                </td>
                <td rowspan="4">
                    void
                </td>
                <td>
                    void action(T)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).forEach(function(i){
    document.write(i);})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    void action(T, index)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).forEach(function(value,index){
    document.write(index + ':' + value + "&lt;br/>");})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool func(T)
                </td>
                <td>
                    <pre>Enumerable.range(1, 10).forEach(function(i)
{
    if (i % 2 == 0) return; // continue
    if (i > 6) return false; // break
    document.write(i + "&lt;br/>");
})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    bool func(T, index)
                </td>
                <td>
                    <pre>Enumerable.repeat("aaa", 10).forEach(function(s,index)
{
    if (index % 2 == 0) return; // continue
    if (index > 6) return false; // break
    document.write(index + s + "&lt;br/>");
})</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    write
                </td>
                <td rowspan="3">
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).write()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String separator
                </td>
                <td>
                    <pre>Enumerable.range(1,10).write("-")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String separator, T selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:1},{a:"bar",b:3}])
.write("-","$.a + ':' + $.b")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="2">
                    writeLine
                </td>
                <td rowspan="2">
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).writeLine()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    T selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:1},{a:"bar",b:3}])
.writeLine("$.a + ':' + $.b")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    force
                </td>
                <td>
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).trace().force()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Functional Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    letBind
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    Enumerable&lt;TR> func(Enumerable&lt;T>)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).letBind(function(x){return x.zip(x.skip(1),"x,y=>x + ':' + y")})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    share
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>var share = Enumerable.range(1,10).share();
share.take(4).writeLine();
document.write("--- &lt;br>");
share.skip(2)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    memoize
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>var mem = Enumerable.range(1,10)
.doAction("document.write('--->' + $ + '&lt;br>')").memoize();
mem.where("$%2==0").writeLine();
document.write("--- &lt;br>");
mem.where("$%2==0")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Error Handling Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    catchError
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    void handler(Error)
                </td>
                <td>
                    <pre>Enumerable.range(1,10).select(function(i){
    if(i == 5) throw new Error("enumerable_error"); else return i;})
.catchError("document.write($.message)")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    finallyAction
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    void finallyAction()
                </td>
                <td>
                    <pre>Enumerable.range(1,5).finallyAction(function(){document.write("finally")})</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        For Debug Methods</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="3">
                    trace
                </td>
                <td rowspan="3">
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// trace is output to console.log
Enumerable.range(1,10).trace().force()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String message
                </td>
                <td>
                    <pre>Enumerable.range(1,10).trace("Gen").where("$%3==0").trace("Filtered").force()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    String message, T selector(T)
                </td>
                <td>
                    <pre>Enumerable.from([{a:"foo",b:1},{a:"bar",b:3}])
.trace("Gen","$.a").force()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        DisposableEnumerable(inherit Eunmerable)</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    dispose
                </td>
                <td>
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).share().dispose()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    All Enumerable Methods
                </td>
                <td>
                    -
                </td>
                <td>
                    -
                </td>
                <td>
                    <pre>-</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Grouping(inherit Eunmerable)</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
            <tr>
                <td>
                    key
                </td>
                <td>
                    TKey
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.from([{id:"foo",x:10},{id:"bar",x:20},{id:"foo",x:100}])
.groupBy("$.id").toArray()[0] // grouping
.key()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    All Enumerable Methods
                </td>
                <td>
                    -
                </td>
                <td>
                    -
                </td>
                <td>
                    <pre>-</pre>
                </td>
            </tr>
        </thead>
    </table>
    <h2>
        Utils</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="3">
                    createLambda
                </td>
                <td rowspan="3">
                    Function
                </td>
                <td>
                    null/undefined
                </td>
                <td>
                    <pre>Enumerable.Utils.createLambda()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Function expression
                </td>
                <td>
                    <pre>Enumerable.Utils.createLambda(function(x){ return x % 2 == 0})</pre>
                </td>
            </tr>
            <tr>
                <td>
                    string expression
                </td>
                <td>
                    <pre>Enumerable.Utils.createLambda("")</pre>
                    <pre>Enumerable.Utils.createLambda("x, y => x + y")</pre>
                    <pre>Enumerable.Utils.createLambda("$ * $$ * $$$")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    createEnumerable
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    Func&lt;IEnumerator> getEnumerator
                </td>
                <td>
                    <pre>Enumerable.Utils.createEnumerable(function(){ return Enumerable.Utils.createEnumerator(); })</pre>
                </td>
            </tr>
            <tr>
                <td>
                    createEnumerator
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    Action initialize, Action tryGetNext, Action dispose
                </td>
                <td>
                    <pre>var enumerator;
Enumerable.Utils.createEnumerator(
    function(){ enumerator = Enumerable.range(1,10).getEnumerator(); },
    // tryGetNext's "this" is yielder, it have yieldReturn and yieldBreak
    function(){ return (enumerator.moveNext()) 
                    ? this.yieldReturn(enumerator.current())
                    : this.yieldBreak();},
    function(){ enumerator.dispose(); })</pre>
                </td>
            </tr>
            <tr>
                <td>
                    extendTo
                </td>
                <td>
                    void
                </td>
                <td>
                    Constructor type
                </td>
                <td>
                    <pre>Enumerable.Utils.extendTo(Array)</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        IEnumerator</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    getEnumerator
                </td>
                <td>
                    IEnumerator
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).getEnumerator()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    moveNext
                </td>
                <td>
                    Boolean
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).getEnumerator().moveNext()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    current
                </td>
                <td>
                    T
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).getEnumerator().current()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    dispose
                </td>
                <td>
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,10).getEnumerator().dispose()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Dictionary</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    add
                </td>
                <td>
                    void
                </td>
                <td>
                    TKey key, TValue value
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().add(1, 'aaa')</pre>
                </td>
            </tr>
            <tr>
                <td>
                    get
                </td>
                <td>
                    TValue
                </td>
                <td>
                    TKey key
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().get(1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    set
                </td>
                <td>
                    Boolean
                </td>
                <td>
                    TKey key, TValue value
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().set(1, 'zzz')</pre>
                </td>
            </tr>
            <tr>
                <td>
                    contains
                </td>
                <td>
                    Boolean
                </td>
                <td>
                    TKey key
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().contains(1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    clear
                </td>
                <td>
                    void
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().clear()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    remove
                </td>
                <td>
                    void
                </td>
                <td>
                    TKey key
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().remove(1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    count
                </td>
                <td>
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.empty().toDictionary().count()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    toEnumerable
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>var dict = Enumerable.empty().toDictionary();
dict.add("foo", 10); dict.add("bar", 200);
dict.toEnumerable().select("$.key + ':' + $.value")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        Lookup</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    get
                </td>
                <td>
                    Enumerable&lt;TElement>
                </td>
                <td>
                    TKey key
                </td>
                <td>
                    <pre>Enumerable.from([{x:1,s:'a'},{x:1,s:'z'}])
.toLookup("$.x").get(1).select("$.x + ':' + $.s")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    contains
                </td>
                <td>
                    Boolean
                </td>
                <td>
                    TKey key
                </td>
                <td>
                    <pre>Enumerable.from([{x:1,s:'a'},{x:1,s:'z'}])
.toLookup("$.x").contains(1)</pre>
                </td>
            </tr>
            <tr>
                <td>
                    count
                </td>
                <td>
                    Number
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.range(1,5).toLookup().count()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    toEnumerable
                </td>
                <td>
                    Enumerable&lt;Grouping>
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>Enumerable.from([{a:1,s:'foo'},{a:1,s:'bar'},{a:2,s:'zzzzz'}])
.toLookup("$.a").toEnumerable()
.select("$.key() + ':' + $.select('$.s').toJoinedString('-')")</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        jQuery Extension(linq.jquery.js)</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    tojQuery
                </td>
                <td>
                    jQuery
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// Enumerable.repeat("foo",10).tojQuery()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    tojQueryAsArray
                </td>
                <td>
                    jQuery
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// Enumerable.repeat("foo",10).tojQueryAsArray()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    toEnumerable
                </td>
                <td>
                    Enumerable&lt;jQuery>
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// $("div").toEnumerable()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        RxJS Extension(linq.rx.js)</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>
                    toObservable
                </td>
                <td>
                    Rx.Observable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// Enumerable.range(1,10).toObservable()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    toEnumerable
                </td>
                <td>
                    Enumerable
                </td>
                <td>
                    ()
                </td>
                <td>
                    <pre>// Rx.Observable.range(1,10).toEnumerable()</pre>
                </td>
            </tr>
        </tbody>
    </table>
    <h2>
        QUnit Extension(linq.qunit.js)</h2>
    <table>
        <thead>
            <tr>
                <td>
                    method name
                </td>
                <td>
                    return type
                </td>
                <td>
                    arguments
                </td>
                <td>
                    example (click code)
                </td>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td rowspan="3">
                    is
                </td>
                <td rowspan="3">
                    void
                </td>
                <td>
                    Object expected, [string message]
                </td>
                <td>
                    <pre>// Math.pow(10, 2).is(100, "all objects are extended")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    params Object[] expected
                </td>
                <td>
                    <pre>// Enumerable.range(1,3).is(1,2,3) // collection deepEqual</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Func&lt;T,bool> checker, [string message]
                </td>
                <td>
                    <pre>// ({ a: "foo", b: "bar" }).is(function (x) { return x.a == "foo" && x.b == "bar" }, "checker must be function(can not use string lambda)")</pre>
                </td>
            </tr>
            <tr>
                <td rowspan="3">
                    isNot
                </td>
                <td rowspan="3">
                    void
                </td>
                <td>
                    Object expected, [string message]
                </td>
                <td>
                    <pre>// Math.pow(10, 2).isNot(-5, "all objects are extended")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    params Object[] expected
                </td>
                <td>
                    <pre>// Enumerable.range(1,3).isNot(1,2,3,4) // collection deepEqual</pre>
                </td>
            </tr>
            <tr>
                <td>
                    Func&lt;T,bool> checker, [string message]
                </td>
                <td>
                    <pre>// ({ a: "foo", b: "bar" }).isNot(function (x) { return x.a == "hee" && x.b == "bee" }, "checker must be function(can not use string lambda)")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    isExpr
                </td>
                <td>
                    void
                </td>
                <td>
                    string expression, [string message]
                </td>
                <td>
                    <pre>// ({ a: "foo", b: "bar" }).isExpr("$.a == 'foo' && $.b == 'bar'", "checker string is converted to lambda")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    isNotExpr
                </td>
                <td>
                    void
                </td>
                <td>
                    string expression, [string message]
                </td>
                <td>
                    <pre>// ({ a: "foo", b: "bar" }).isNotExpr("$.a == 'bar' && $.b == 'foo'", "checker string is converted to lambda")</pre>
                </td>
            </tr>
            <tr>
                <td>
                    isTrue
                </td>
                <td>
                    void
                </td>
                <td>
                    [string message]
                </td>
                <td>
                    <pre>// (Enumerable.empty().firstOrDefault() === null).isTrue()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    isFalse
                </td>
                <td>
                    void
                </td>
                <td>
                    [string message]
                </td>
                <td>
                    <pre>// Enumerable.range(1, 10).all("$<5").isFalse()</pre>
                </td>
            </tr>
            <tr>
                <td>
                    expectError
                </td>
                <td>
                    Error
                </td>
                <td>
                    Action testCode, [string message]
                </td>
                <td>
                    <pre>// Enumerable.Assert.expectError(function () { throw new Error("ERROOOOOR"); })</pre>
                </td>
            </tr>
            <tr>
                <td>
                    doesNotThrow
                </td>
                <td>
                    void
                </td>
                <td>
                    Action testCode, [string message]
                </td>
                <td>
                    <pre>// Enumerable.Assert.doesNotThrow(function () { })</pre>
                </td>
            </tr>
        </tbody>
    </table>
</body>
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