摘要： http://javascript.info/tutorial/closuresClosuresIlya KantorAccess to outer variablesNested functionsClosuresMutability ofLexicalEnvironmentThe notorio... 阅读全文

摘要： Like the oldAlbert Einsteinsaid:If you can't explain it to a six-year-old, you really don't understand it yourself.Well, I tried to explain JavaScript... 阅读全文

摘要： 一、Arguments该对象代表正在执行的函数和调用他的函数的参数。[function.]arguments[n]参数function ：选项。当前正在执行的 Function 对象的名字。n ：选项。要传递给 Function 对象的从0开始的参数值索引。说明：Arguments是进行函数调用时，... 阅读全文