<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<center>
<div id="d1" style="height: 200px;width: 250px;border: 1px solid red;">
<br/> <br/> <br/> <br/>
<label id="a1"></label>
</div>
<br/>
<button id="s1" onclick="start()">开始点名</button>
<button id="s2" onclick="stop()">停止点名</button>
</center>
</body>
</html>
<script>
var names=["习大大","普金","特朗普","默克尔","萨科齐","金三胖","朴槿惠"]
var d1=document.getElementById("d1");
var a1=document.getElementById("a1");
var s1=document.getElementById("s1");
var s2=document.getElementById("s2");
var timer;
function start(){
timer=window.setInterval("work()",60)
}
function work(){
var num=parseInt(Math.random()*names.length)
a1.innerHTML=names[num];
}
function stop() {
window.clearInterval(timer);
}
</script>
时间： 2024-10-09 12:02:08