jQuery.fn = jQuery.prototype = {      constructor: jQuery,      init: function( selector, context, rootjQuery ) { },     selector: "",            jquery: "1.7.2",            length: 0,            size: function() {},     toArray: function() {},            get: function( num ) {},           pushStack: function( elems, name, selector ) {},           each: function( callback, args ) {},     ready: function( fn ) { },     eq: function( i ) {},     first: function() {},     last: function() { },     slice: function() {},     map: function( callback ) { },     end: function() { },           push: push,     sort: [].sort,     splice: [].splice         };