<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<p>计数: <output id="result"></output></p>
<button onclick="startWorker()">开始 Worker</button>
<button onclick="stopWorker()">停止 Worker</button>
<br /><br />
</body>
<script type="text/javascript">
var w;
function startWorker() {
if( typeof(Worker) !== "undefined" ) {
if( typeof(w) == "undefined" ) {
w=new Worker("/static/example/html5/js/test_workers.js");
}
w.onmessage = function (event) {
document.getElementById("result").innerHTML=event.data;
};