2019-8-21 jquery随机色与随机值
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>随机值与随机色</title>
<script src="https://code.jquery.com/jquery-3.4.1.js"></script>
<style>
a{
display:block;
width:100px;
height:100px;
color:#fff;
float: left;
margin:30px;
border-radius: 50%;
text-decoration: none;
text-align: center;
line-height: 100px;
font-size: 20px;
}
button{
float:left;
}
</style>
</head>
<body>
<script>
$(document).ready(function(){
function ref(){
$('a').each(function(){
$(this).css('backgroundColor','rgb('+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+','+Math.floor(Math.random()*256)+')');
})
$('a').each(function(){
$(this).text(Math.floor(Math.random()*99));
})
}
ref();
$('button').click(function(){
ref();
})
})
</script>
<button>刷新</button>
<a href="">1</a>
<a href=""></a>
<a href=""></a>
<a href=""></a>
<a href=""></a>
<a href=""></a>
</body>
</html>