<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<style>
* {
margin: 0;
padding: 0;
}
#box {
width: 500px;
height: 500px;
margin: 0 auto;
background: red;
}
</style>
<body>
<div id="box"></div>
<script>
function getColor() {
var str = "#";
//创建一个函数。因为里面有number类型也有string类型的。所以统一用string类型
var arr = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"];
for(var i = 0; i < 6; i++) {
var num = parseInt(Math.random() * 16); //创建一个从0-15的随机数
str += arr[num];
}
return str;
}
document.getElementById('box').style.backgroundColor = getColor();
</script>
</body>
</html>
自动生成十六进制颜色
猜你喜欢
转载自www.cnblogs.com/-news-Wjh/p/10176872.html
今日推荐
周排行