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Update integers.md to mention Int128 and UInt128 #361

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Update integers.md to mention Int128 and UInt128 #361

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b6271f8
Update integers.md to mention Int128
roetlich Sep 28, 2019
59cca06
fix number of integer types
roetlich Sep 28, 2019
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6 changes: 5 additions & 1 deletion syntax_and_semantics/literals/integers.md
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Original file line number Diff line number Diff line change
@@ -1,17 +1,19 @@
# Integers

There are four signed integer types, and four unsigned integer types:
There are five signed integer types, and five unsigned integer types:

Type | Length | Minimum Value | Maximum Value
---------- | -----------: | -----------: |-----------:
[Int8](http://crystal-lang.org/api/Int8.html) | 8 | -128 | 127
[Int16](http://crystal-lang.org/api/Int16.html) | 16 | −32,768 | 32,767
[Int32](http://crystal-lang.org/api/Int32.html) | 32 | −2,147,483,648 | 2,147,483,647
[Int64](http://crystal-lang.org/api/Int64.html) | 64 | −2<sup>63</sup> | 2<sup>63</sup> - 1
[Int128](http://crystal-lang.org/api/Int64.html) | 128 | −2<sup>127</sup> | 2<sup>127</sup> - 1
[UInt8](http://crystal-lang.org/api/UInt8.html) | 8 | 0 | 255
[UInt16](http://crystal-lang.org/api/UInt16.html) | 16 | 0 | 65,535
[UInt32](http://crystal-lang.org/api/UInt32.html) | 32 | 0 | 4,294,967,295
[UInt64](http://crystal-lang.org/api/UInt64.html) | 64 | 0 | 2<sup>64</sup> - 1
[UInt128](http://crystal-lang.org/api/UInt64.html) | 128 | 0 | 2<sup>128</sup> - 1

An integer literal is an optional `+` or `-` sign, followed by
a sequence of digits and underscores, optionally followed by a suffix.
Expand All @@ -25,11 +27,13 @@ in which the number fits:
1_i16 # Int16
1_i32 # Int32
1_i64 # Int64
1_i128 # Int128

1_u8 # UInt8
1_u16 # UInt16
1_u32 # UInt32
1_u64 # UInt64
1_u128 # UInt128

+10 # Int32
-20 # Int32
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