<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
html,body{
height: 100%;
}
</style>
</head>
<body>
</body>
<script>
var n = 0;
document.body.onclick = function(){
n++;
console.log(111);
//1.创建
var div = document.createElement("div");
// document.body.innerHTML += "<div></div>" ;
var r = parseInt(Math.random()*256);
var g = parseInt(Math.random()*256);
var b = parseInt(Math.random()*256);
//设置样式
div.style.width = "100px";
div.style.height = "100px";
div.style.float = "left";
div.style.backgroundColor="rgb("+r+","+g+","+b+")";
//添加到body
// document.body.appendChild(div);
this.appendChild(div);//添加到末尾
div.innerHTML = n;
}
</script>
</html>JS之每次点击body生成一个背景色随机的div
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转载自blog.csdn.net/lanseguhui/article/details/81067823
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