How to use web Worker in HTML 5 ?

Question

Any javascript sample and PHP sample would be helpful?

Answer 1

Web Workers are for running scripts in the background independently of any user interface scripts.

Sample Code snaps for Web Worker :
Create a Web Worker Object

 var worker = new Worker('worker.js');

Receive notifications from the worker,

worker.onmessage = function (oEvent) {
     //Called back by the worker
  ;

Start Worker

worker.postMessage(""); // start the worker 
   start it by calling the postMessage() method: