<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
</head>
<body>
</body>
<script>
//注意：在chrome浏览器中必须在服务器环境下运行
var w1 = new Worker('./web/test.js'); //创建线程
w1.postMessage('hi');
w1.onmessage = function(ev){
alert(ev.data);
console.log(w1);
w1.terminate(); //关闭线程
}
alert('触发了');
</script>
</html>
self.onmessage = function(ev){
var a = 1;
for(var i=0;i<10000;i++){
a += i;
}
self.postMessage(a);
self.close(); //关闭线程
}