abstract：<!DOCTYPE html><html><head> <meta charset="utf-8"> <title>获取随机颜色</title> <script type="text/javascript" src="jquery-3.4.1.js">&l
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>获取随机颜色</title>
<script type="text/javascript" src="jquery-3.4.1.js"></script>
<style type="text/css">
a{width: 100px;background: #333;display: block;float: left;margin: 20px;line-height: 100px;text-align: center;color: #FFF;text-decoration: none;border-radius: 50px;}
button{margin: 50px;}
</style>
<script type="text/javascript">
function aa(tag) {
var len=document.getElementsByTagName(tag).length
for (var i = 0; i < len; i++) {
document.getElementsByTagName(tag)[i].style.backgroundColor='rgb('+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+')'
document.getElementsByTagName(tag)[i].text=Math.floor(Math.random()*100)
}
}
$(document).ready(function(){
aa('a');
$('button').click(function(){
aa('a')
})
$('a').mouseover(function(){
$bg=$(this).css('backgroundColor')
$(this).css('box-shadow','0px 0px 20px '+$bg)
$(this).css('border-radius','10px')
})
$('a').mouseleave(function(){
$bg=$(this).css('backgroundColor')
$(this).css('box-shadow','none')
$(this).css('border-radius','50px')
})
})
</script>
</head>
<body>
<a href=""></a>
<a href=""></a>
<a href=""></a>
<a href=""></a>
<button>刷新</button>
</body>
</html>
Correcting teacher：查无此人Correction time：2019-06-10 09:27:46
Teacher's summary：完成的不错。每行js和jq语句结束增加;号。继续加油