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Jquery知识点一 Jquery的ready和Dom的onload的区别_jquery

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Release： 2016-05-16 18:12:08
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所以相对来说jquery的ready可以提高网页的响应速度;
jquery:ready的标准写法：

复制代码代码如下:

$(document).ready(function() {
alert("加载结束");
});

一个$(document)将dom对象的document转化为jquery对象，继而可以调用jquery的方法ready();因为dom对象是不可以调用jquery的方法的，虽然他们的关系很亲密；
jquery:ready的简写形式：
复制代码代码如下:

$(function() {
alert("加载结束");
});

ready函数的一个主要作用就是为dom对象注册事件：
复制代码代码如下:












Related labels：
dom jquery
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