Here you can find the source of forEach(iterator)
Array.prototype.forEach = function(iterator) { for (var i = 0, len = this.length; i < len; i++) { iterator(this[i], i);//from w w w . j a v a2s .c o m } };
Array.prototype.forEach = Array.prototype.forEach || function(fun ) { var len = this.length >>> 0; if (typeof fun != "function") { throw new TypeError(); var thisp = arguments[1]; for (var i = 0; i < len; i++) { if (i in this) { fun.call(thisp, this[i], i, this); ...
Array.prototype.forEach = function(fun, thisp) { "use strict"; if (this === void 0 || this === null) { throw new TypeError(); var t = Object(this); var len = t.length >>> 0; if (typeof fun !== "function") { throw new TypeError(); ...
Array.prototype.forEach = function(func) for(var i = 0, l = this.length; i < l; i ++) func(this[i]); };
Array.prototype.forEach = function (func) { var length = this.length; for (var i = 0; i < length; i++) { func(this[i]);
Array.prototype.forEach = Array.prototype.forEach || (Array.prototype.forEach = function(func, thisObj) { for (var i=0, l=this.length; i<l; ++i) { func.call(thisObj, this[i], i, this); }; });
Array.prototype.forEach = function(predicate) for (var i = 0; i < this.length; i++) predicate(this[i]); Array.prototype.contains = function(o) return this.indexOf(o) >= 0;
items = document.querySelectorAll('x-markdown')
Array.prototype.forEach.call(items, (item)=>{
html = marked(item.textContent)
item.innerHTML = html
})
Array.prototype.forEach1 = function ( callback ) { for (var j = 0, k ; k=this[j++]; ) { callback(k,j,this) ; } Array.prototype.forEach2 = function ( callback ) { for (var j = 0 ; j < this.length; j++ ) { callback(this[j],j,this) ; } Array.prototype.forEach3 = function ( callback ) { var j = 0 ; while( this[j++] ) { callback(this[j],j,this) ; } var a = [1,2,3,4,5,6,7,8,9,0] ; function unit ( method ) var s = [] ; a[method]( function (v,i,a) { s.push(i+":"+v); } ) return s ; function loop ( size, method ) { var t1 = new Date() ; while ( size--) { unit(method); } return (new Date()) - t1 ; loopall = function ( ) { var s = [] ; var j = 0, method ; while ( method = arguments[j++] ) { s.push( method + ": " + loop( 1e4 , method ) + " ms " ) ; return s ; } ( "forEach1", "forEach2", "forEach3" ) .join("\n") ;
Array.prototype.forEach2 = function (a) { for (var b = 0; b < this.length; ++b) a(this[b], b, this) }; Array.prototype.map2 = function (a) { var l = this.length; var array = new Array(l), i = 0; for (; i < l; i++) { array[i] = a(this[i], i) ...