专职worker消息互传

worker.html

<html>
<head>
</head>
<body>
  <span id="state" style="background-color:#09F"> </span>
  <script>
   var state=document.getElementById('state');
   if(window.Worker){
    var worker=new Worker('worker.js');
    //向worker发送消息
    worker.postMessage("john");
    worker.onmessage=function(event){
    state.textContent+=event.data;
    };
   }else{
    alert("浏览器不支持web worker!");
   }
  </script>
</body>
</html>

worker.js

onmessage=function(event){
if(event.data="john"){
postMessage("嗨！"+event.data+",收到了你的消息");
}
};

posted on 2012-07-08 13:35 cobrenda 阅读(128) 评论(0) 收藏举报