摘要：<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>事件切换</title> <script type="text/javascript" src="D:/链接/jquery.htm
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>事件切换</title>
<script type="text/javascript" src="D:/链接/jquery.html/jquery-3.3.1.js"></script>
<style type="text/css">
div,p{width: 200px;height: 200px;border: 1px solid #ccc;}
</style>
</head>
<body>
<script type="text/javascript">
$(document).ready(function(){
$('div').hover(
function(){
$(this).css('background','red')
},
function(){
$(this).css('color','#fff')
}
)
$('button').click(function(){
$('p').toggle().css('background','blue')
})
})
</script>
<div>欢迎光临</div>
<P style="display: none;"></P>
<button>电击</button>
</body>
</html>
批改老师：天蓬老师批改时间：2019-02-11 11:22:17
老师总结：<P style="display: none;"></P> , 发后, 标签名称不要大写,应该全部小写,尽管不区分大小写,但要遵守行来规范,使你的代码看上去有点逼格
