diff --git a/luery.js b/luery.js
index fdf603a..a2b0aec 100644
--- a/luery.js
+++ b/luery.js
@@ -8,10 +8,10 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
 (_=>{
     window.luery = luery;
     eval("window." + (window.lueryShortCut || "$") + " = luery;");
-    function luery(s){return new luery.prototype.processInput(s);}
+    function luery(s){return new luery.prototype.I(s);}
     luery.p = luery.prototype = {
         constructor:luery,
-        processInput:function(s){
+        I:function(s){
             if(!s) luery.E();
             else if(typeof s == "string"){
                 let a = document.querySelectorAll(s);
@@ -31,6 +31,11 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
             if(!((o + "").indexOf("NodeList") + 1)) o.addEventListener(e,f);
             else if(!((o + "").indexOf("Element") + 1)) for(let i = 0; i < o.length; i++) o[i].addEventListener(e,f);
         },
+        dEvents:(o,e,f)=>{
+            if(o.length == 0) luery.E();
+            if(!((o + "").indexOf("NodeList") + 1)) o.removeEventListener(e,f);
+            else if(!((o + "").indexOf("Element") + 1)) for(let i = 0; i < o.length; i++) o[i].removeEventListener(e,f);
+        },
         //判断JSON文本
         isJSONText:s=>{
             if(typeof s == "string"){
@@ -116,6 +121,7 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
             function f(){
                 var t = o.offsetTop, l = o.offsetLeft, c = o.offsetParent;
                 while(c !== null){
+                    //console.log(c.offsetParent);
                     t += c.offsetTop;
                     l += c.offsetLeft;
                     c = c.offsetParent;
@@ -123,6 +129,9 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
                 return {t:t,l:l};
             }
             function d(a){return parseFloat(o.css(a).replace("px",""));}
+        },
+        dom:(o,t)=>{
+
         }
     });
 })();
@@ -156,12 +165,8 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
             this.css("display","");
             return this;
         }
-        g.setAttribute=function(k,v){
-            for(let i = 0; i < this.length; i++) this[i].setAttribute(k,v);
-            return this;
-        }
-        g.removeAttribute=function(k){
-            for(let i = 0; i < this.length; i++) this[i].removeAttribute(k);
+        g.attr=function(k,v){
+            for(let i = 0; i < this.length; i++) this[i].attr(k,v);
             return this;
         }
     }
@@ -227,6 +232,14 @@ console.log("luery.js ©LJM12914\r\nhttps://github.com/ljm12914/luery\r\nYou are
             }
             return null;
         }
+        v.attr=h.attr=function(k,v){
+            if(v === undefined) return this.getAttribute(k);
+            else{
+                if(v === null) this.removeAttribute(k);
+                else this.setAttribute(k,v);
+                return this;
+            }
+        }
     }
     else lueryFail();
 })();
\ No newline at end of file
diff --git a/luery.min.js b/luery.min.js
index 7395f4a..b24ac60 100644
--- a/luery.min.js
+++ b/luery.min.js
@@ -1 +1 @@
-"use strict";(_=>{function luery(t){return new luery.prototype.processInput(t)}window.luery=luery,eval("window."+(window.lueryShortCut||"$")+" = luery;"),luery.p=luery.prototype={constructor:luery,processInput:function(t){if(t){if("string"==typeof t){let e=document.querySelectorAll(t);return 0==e.length?[]:1==e.length&&t.match(/^.*#[^\s]*$/)?e[0]:e}}else luery.E()}},luery.addFunc=luery.prototype.addFunc=function(t){for(let e in t)this[e]=t[e]},luery.addFunc({E:t=>{throw new TypeError("Invalid argument")},Events:(t,e,r)=>{if(0==t.length&&luery.E(),(t+"").indexOf("NodeList")+1){if(!((t+"").indexOf("Element")+1))for(let s=0;s<t.length;s++)t[s].addEventListener(e,r)}else t.addEventListener(e,r)},isJSONText:t=>{if("string"==typeof t)try{let e=JSON.parse(t);return!("object"!=typeof e||!e)}catch(t){return!1}return!1},isJSONObject:t=>{if("object"==typeof t)try{let e=JSON.stringify(t);return!("string"!=typeof e||!e)}catch(t){return!1}return!1},getCookie:t=>{let e=document.cookie.split(";"),r=t+"=";for(let s=0;s<e.length;s++){let n=e[s].trim();if(!n.indexOf(t))return n.substring(r.length,n.length)}return""},setCookie:(t,e,r)=>{let s=new Date;return s.setTime(s.getTime()+24*r*60*60*1e3),document.cookie=t+"="+e+"; expires="+s.toUTCString(),luery.getCookie(t)},removeCookie:t=>{luery.setCookie(t,"",-1)},scrollBarWidth:t=>{let e,r,s;return s=void 0===t?document.createElement("div"):t.cloneNode(!0),s.css({position:"absolute",top:"-9999px",width:"999px",height:"999px",overflow:"hidden"}),e=document.body.appendChild(s).clientWidth,s.css("overflow","scroll"),r=s.clientWidth,document.body.removeChild(s),e-r},tt:(t,e)=>{var r=luery.tt;switch(e){case"t":return n("top");case"ft":return s().t;case"b":return r(t,"t")+r(t,"h");case"fb":return s().t+r(t,"h");case"l":return n("left");case"fl":return s().l;case"r":return r(t,"l")+r(t,"w");case"fr":return s().l+r(t,"w");case"ah":return t.outerHeight;case"aw":return t.outerWidth;case"h":return t.offsetHeight;case"w":return t.offsetWidth;case"dh":return t.clientHeight;case"dw":return t.clientWidth;case"ph":return r(t,"dh")-n("padding-top")-n("padding-bottom");case"pw":return r(t,"dw")-n("padding-left")-n("padding-right");default:luery.E()}function s(){for(var e=t.offsetTop,r=t.offsetLeft,s=t.offsetParent;null!==s;)e+=s.offsetTop,r+=s.offsetLeft,s=s.offsetParent;return{t:e,l:r}}function n(e){return parseFloat(t.css(e).replace("px",""))}}})})(),(t=>{var e=luery;if(NodeList){let t=NodeList.prototype;t.css=function(t,r){void 0!==r||e.isJSONObject(t)||e.E();for(let e=0;e<this.length;e++)if(void 0!==r)this[e].style.setProperty(t,r);else for(let r in t)this[e].style.setProperty(r,t[r]);return this},t.addClass=function(t){for(let e=0;e<this.length;e++)this[e].addClass(t);return this},t.removeClass=function(t){for(let e=0;e<this.length;e++)this[e].removeClass(t);return this},t.hide=function(){return this.css("display","none"),this},t.show=function(){return this.css("display",""),this},t.setAttribute=function(t,e){for(let r=0;r<this.length;r++)this[r].setAttribute(t,e);return this},t.removeAttribute=function(t){for(let e=0;e<this.length;e++)this[e].removeAttribute(t);return this}}else lueryFail();if(HTMLElement&&SVGElement){let t=SVGElement.prototype,r=HTMLElement.prototype;t.css=r.css=function(t,r){if(void 0!==r)return this.style.setProperty(t,r),this;if(e.isJSONObject(t)){for(let e in t)this.style.setProperty(e,t[e]);return this}return getComputedStyle?document.defaultView.getComputedStyle(this,!1)[t]:Element.currentStyle[t]},t.hasClass=r.hasClass=function(t){return!!this.className.match(new RegExp("(\\s|^)"+t+"(\\s|$)"))},t.addClass=r.addClass=function(t){return t||e.E(),""==this.className?this.className+=t:this.className+=" "+t,this},t.removeClass=r.removeClass=function(t){return t.match(" ")&&e.E(),this.hasClass(t)&&(this.className=this.className.replace(t,""),this.className=this.className.replace(/^\s+|\s+$/g,""),this.className=this.className.replace("  "," ")),this},t.parent=r.parent=function(){return this.parentNode||this.parentElement},t.hide=r.hide=function(){return this.css("display","none"),this},t.show=r.show=function(){return this.css("display","unset"),this},t.isInClass=r.isInClass=function(t){t||e.E();let r=this;for(;"HTML"!=r.tagName;){if(r.hasClass(t))return!0;r=r.parent()}return!1},t.isInId=r.isInId=function(t){t||e.E();let r=this;for(;"HTML"!=r.tagName;){if(r.id===t)return!0;r=r.parent()}return!1},t.getParentByClass=r.getParentByClass=function(t){t||e.E();let r=this;for(;"HTML"!=r.tagName;){if(r.hasClass(t))return r;r=r.parent()}return null}}else lueryFail()})();
\ No newline at end of file
+"use strict";(_=>{function luery(e){return new luery.prototype.I(e)}window.luery=luery,eval("window."+(window.lueryShortCut||"$")+" = luery;"),luery.p=luery.prototype={constructor:luery,I:function(e){if(e){if("string"==typeof e){let t=document.querySelectorAll(e);return 0==t.length?[]:1==t.length&&e.match(/^.*#[^\s]*$/)?t[0]:t}}else luery.E()}},luery.addFunc=luery.prototype.addFunc=function(e){for(let t in e)this[t]=e[t]},luery.addFunc({E:e=>{throw new TypeError("Invalid argument")},Events:(e,t,r)=>{if(0==e.length&&luery.E(),(e+"").indexOf("NodeList")+1){if(!((e+"").indexOf("Element")+1))for(let s=0;s<e.length;s++)e[s].addEventListener(t,r)}else e.addEventListener(t,r)},dEvents:(e,t,r)=>{if(0==e.length&&luery.E(),(e+"").indexOf("NodeList")+1){if(!((e+"").indexOf("Element")+1))for(let s=0;s<e.length;s++)e[s].removeEventListener(t,r)}else e.removeEventListener(t,r)},isJSONText:e=>{if("string"==typeof e)try{let t=JSON.parse(e);return!("object"!=typeof t||!t)}catch(e){return!1}return!1},isJSONObject:e=>{if("object"==typeof e)try{let t=JSON.stringify(e);return!("string"!=typeof t||!t)}catch(e){return!1}return!1},getCookie:e=>{let t=document.cookie.split(";"),r=e+"=";for(let s=0;s<t.length;s++){let n=t[s].trim();if(!n.indexOf(e))return n.substring(r.length,n.length)}return""},setCookie:(e,t,r)=>{let s=new Date;return s.setTime(s.getTime()+24*r*60*60*1e3),document.cookie=e+"="+t+"; expires="+s.toUTCString(),luery.getCookie(e)},removeCookie:e=>{luery.setCookie(e,"",-1)},scrollBarWidth:e=>{let t,r,s;return s=void 0===e?document.createElement("div"):e.cloneNode(!0),s.css({position:"absolute",top:"-9999px",width:"999px",height:"999px",overflow:"hidden"}),t=document.body.appendChild(s).clientWidth,s.css("overflow","scroll"),r=s.clientWidth,document.body.removeChild(s),t-r},tt:(e,t)=>{var r=luery.tt;switch(t){case"t":return n("top");case"ft":return s().t;case"b":return r(e,"t")+r(e,"h");case"fb":return s().t+r(e,"h");case"l":return n("left");case"fl":return s().l;case"r":return r(e,"l")+r(e,"w");case"fr":return s().l+r(e,"w");case"ah":return e.outerHeight;case"aw":return e.outerWidth;case"h":return e.offsetHeight;case"w":return e.offsetWidth;case"dh":return e.clientHeight;case"dw":return e.clientWidth;case"ph":return r(e,"dh")-n("padding-top")-n("padding-bottom");case"pw":return r(e,"dw")-n("padding-left")-n("padding-right");default:luery.E()}function s(){for(var t=e.offsetTop,r=e.offsetLeft,s=e.offsetParent;null!==s;)t+=s.offsetTop,r+=s.offsetLeft,s=s.offsetParent;return{t:t,l:r}}function n(t){return parseFloat(e.css(t).replace("px",""))}},dom:(e,t)=>{}})})(),(e=>{var t=luery;if(NodeList){let e=NodeList.prototype;e.css=function(e,r){void 0!==r||t.isJSONObject(e)||t.E();for(let t=0;t<this.length;t++)if(void 0!==r)this[t].style.setProperty(e,r);else for(let r in e)this[t].style.setProperty(r,e[r]);return this},e.addClass=function(e){for(let t=0;t<this.length;t++)this[t].addClass(e);return this},e.removeClass=function(e){for(let t=0;t<this.length;t++)this[t].removeClass(e);return this},e.hide=function(){return this.css("display","none"),this},e.show=function(){return this.css("display",""),this},e.attr=function(e,t){for(let r=0;r<this.length;r++)this[r].attr(e,t);return this}}else lueryFail();if(HTMLElement&&SVGElement){let e=SVGElement.prototype,r=HTMLElement.prototype;e.css=r.css=function(e,r){if(void 0!==r)return this.style.setProperty(e,r),this;if(t.isJSONObject(e)){for(let t in e)this.style.setProperty(t,e[t]);return this}return getComputedStyle?document.defaultView.getComputedStyle(this,!1)[e]:Element.currentStyle[e]},e.hasClass=r.hasClass=function(e){return!!this.className.match(new RegExp("(\\s|^)"+e+"(\\s|$)"))},e.addClass=r.addClass=function(e){return e||t.E(),""==this.className?this.className+=e:this.className+=" "+e,this},e.removeClass=r.removeClass=function(e){return e.match(" ")&&t.E(),this.hasClass(e)&&(this.className=this.className.replace(e,""),this.className=this.className.replace(/^\s+|\s+$/g,""),this.className=this.className.replace("  "," ")),this},e.parent=r.parent=function(){return this.parentNode||this.parentElement},e.hide=r.hide=function(){return this.css("display","none"),this},e.show=r.show=function(){return this.css("display","unset"),this},e.isInClass=r.isInClass=function(e){e||t.E();let r=this;for(;"HTML"!=r.tagName;){if(r.hasClass(e))return!0;r=r.parent()}return!1},e.isInId=r.isInId=function(e){e||t.E();let r=this;for(;"HTML"!=r.tagName;){if(r.id===e)return!0;r=r.parent()}return!1},e.getParentByClass=r.getParentByClass=function(e){e||t.E();let r=this;for(;"HTML"!=r.tagName;){if(r.hasClass(e))return r;r=r.parent()}return null},e.attr=r.attr=function(e,t){return void 0===t?this.getAttribute(e):(null===t?this.removeAttribute(e):this.setAttribute(e,t),this)}}else lueryFail()})();
\ No newline at end of file