What is "this"？ In many object-oriented programming languages, this (or self) is a keyword which can be used in instance methods to refer to the object on which the currently executing method has been invoked. 代码如下: $("#textbox").hover( function() { this.title = "Test"; }, fucntion() { this.title = "OK”; } ); 这里的this其实是一个Html 元素(textbox)，textbox...[ 查看全文 ]
