<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>随机数</title>
</head>
<body>
<script type="text/javascript">
window.onload=function(){
MathRand();
var ss=document.getElementById(‘ss‘);
ss.onclick=function(){
MathRand();
}
}
function MathRand()
{
var Num="";
for(var i=0;i<6;i++)
{
Num+=Math.floor(Math.random()*10);
}
document.getElementById("Lb_Random").innerText=Num;
}
</script>
<div id="Lb_Random" style="width: 200px; height: 20px; background: red"></div>
<button id="ss">更新</button>
</body>
</html>
时间： 2024-10-11 00:48:30