Example

<!DOCTYPE html>

<html>

<body>



<p>Count numbers: <output id="result"></output></p>

<button onclick="startWorker()">Start Worker</button>

<button onclick="stopWorker()">Stop Worker</button>



<script>
var w;

function startWorker() {
  if (typeof(Worker) !== "undefined") {
    if (typeof(w) == "undefined") {
      w = new Worker("demo_workers.js");
    }
    w.onmessage = function(event) {
      document.getElementById("result").innerHTML = event.data;
    };
  } else {
    document.getElementById("result").innerHTML = "Sorry! No Web Worker support.";
  }
}

function stopWorker() { 
  w.terminate();
  w = undefined;
}</script>



</body>

</html>

Try it Yourself »

OUTPUT

Example Count numbers:

Computer Science

Monday, July 22, 2019

HTML5 Web Workers

Example

OUTPUT

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