01. One point of the day jquery source code--Define function

(function(window,undefined) {varrootjquery, readylist, core_strundefined=typeofUndefined, location=window.location, document=window.document, Docelem=window.documentelement, _jquery=Window.jquery, _$=window.$, Class2type= {},    //it's useless.Core_deletedids =[], core_version= "2.0.3",    //Save A reference to some core methedsCore_concat =Core_deletedids.concat, Core_push=Core_deletedids.push, Core_slice=Core_deletedids.slice, Core_indexof=Core_deletedids.indexof, core_tostring=Class2type.hasownproperty, Core_trim=Core_version.trim,//defining the JQ functionJQuery =function(selector,context) {return NewJQuery.fn.init (selector,context,rootjquery); },//the regular is not right}) (window)/*———————————— parsing ————————————————————————————*//*Pass Window*/1/Faster 2/Parameter E replaces window (compressed version)/*Chuan undefined*/1/Prevent undefined from being modified/*Strict mode requires specification, otherwise it will error*/"Use Strict"/*Insufficient judgment (IE9 below)*/WINDOW.A==undefined/*Full compatibility judgment*/typeofWINDOW.A = =undefined/*how jquery objects are designed*/Jquery.fn=Jquery.prototype;functionJQuery () {return NewjQuery.prototype.init ();} JQuery.prototype.init=function() {}jquery.prototype.css=function() {}jquery.prototype.init.prototype=jquery.prototype;jquery (). css ();/*———————————————————————————————————————————————*/

01. One point of the day jquery source code--Define function