你知道或者不知道的前端

1.include(公共页面引入）

  /** 
 * Created by HandsomeH on 2016/1/13. 
 */  
(function(window, document, undefined) {  
    var Include3948= function() {}  
    Include3948.prototype = {  
        //倒序循环  
        forEach: function(array, callback) {  
            var size = array.length;  
            for(var i = size - 1; i >= 0; i--){  
                callback.apply(array[i], [i]);  
            }  
        },  
        getFilePath: function() {  
            var curWwwPath=window.document.location.href;  
            var pathName=window.document.location.pathname;  
            var localhostPaht=curWwwPath.substring(0,curWwwPath.indexOf(pathName));  
            var projectName=pathName.substring(0,pathName.substr(1).lastIndexOf('/')+1);  
            return localhostPaht+projectName;  
        },  
        //获取文件内容  
        getFileContent: function(url) {  
            var ie = navigator.userAgent.indexOf('MSIE') > 0;  
            var o = ie ? new ActiveXObject('Microsoft.XMLHTTP') : new XMLHttpRequest();  
            o.open('get', url, false);  
            o.send(null);  
            return o.responseText;  
        },  
        parseNode: function(content) {  
            var objE = document.createElement("div");  
            objE.innerHTML = content;  
            return objE.childNodes;  
        },  
        executeScript: function(content) {  
            var mac = /