javascript-basic-event-click

点击事件

by boxcore

HTML

<div id="div1">
		<h1 id="obj1">111</h1>
		<h1 id="obj2">222</h1>
		<h1 id="obj3">333</h1>	
		<button id="bt1">这里添加了点击事件</button>
	</div>

JavaScript

var obj1=document.getElementById("bt1");
		obj1.style.color="red";
		obj1.onclick=function(){
			alert(document.body.outerHTML);
		}