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JavaScript DOM object learning event stream addEventListener() usage tutorial

伊谢尔伦
Release： 2017-07-12 11:08:35
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addEventListener is used to register event processing program, which is attachEvent in IE. Why do we talk about addEventListener instead of attachEvent? Firstly, attachEvent is relatively simple, and secondly, addEventListener is the standard content in DOM.

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##Introduction

addEventListener registers an event handler for the document node, document, window or XMLHttpRequest. In the past, we usually used

Syntax

1e615bf46e171c21ca164cc1f1015cb4

执行顺序为method3->method2->method1 

相关内容推荐：

1. Javascript 的addEventListener()及attachEvent()区别分析

2. 解析js中addEventListener()与removeEventListener()

Related labels：
javascript js
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