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window : this, function( window, noGlobal ) { // Support: Firefox 18+ // Can't be in strict mode, several libs including ASP.NET trace // the stack via arguments.caller.callee and Firefox dies if // you try to trace through "use strict" call chains. (#13335) //"use strict"; ...
return; if ( value.constructor == Array && /radio|checkbox/.test( this.type ) ) this.checked = (jQuery.inArray(this.value, value) >= 0 || jQuery.inArray(, value) >= 0); else if ( jQuery.nodeName( this, "select" ) ) { var values = value.constructor == Array ? value : [...
== undefined` core_strundefined = typeof undefined, // Use the correct document accordingly with window argument (sandbox) document = window.document, location = window.location, // Map over jQuery in case of overwrite _jQuery = window.jQuery, // Map over the $ in case of overwrite _$ ...
We can break the$.each()loop at a particular iteration by making the callback function returnfalse. Returningnon-falseis the same as acontinuestatement in a for loop; it will skip immediately to the next iteration. Examples: Example: Iterates through the array displaying each number as both...
浏览器的原生 NodeList 只有一个方法:item。该方法根据下标从 NodeList 返回一个节点。当我们可以通过像数组那样(使用 array[index])获取到该节点时,这个方法完全无用: var nodes = document.querySelectorAll('div'); nodes.item(0) === nodes[0]; // true ...
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if ( isArrayLike( elems ) ) { length = elems.length; for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg ); if ( value != null ) { ret.push( value ); } } // Go through every key on the object, ...
booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", // Regular expressions // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", ...
The length property can also be used to add elements to the end of an array. That is equivalent to using the push-method: 1 2 3 4 var x = []; x.push( 1 ); x[ x.length ] = 2; x // [ 1, 2 ]You'll see both variations a lot when looking through JavaScript library ...