Inline Workers--Web workers without a separate Javascript file
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<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> </head> <body> <div id="log"></div> <script id="worker1" type="javascript/worker"> // This script won‘t be parsed by JS engines because its type is javascript/worker. self.onmessage = function(e) { self.postMessage(‘msg from worker‘); }; // Rest of your worker code goes here. </script> <script> function log(msg) { // Use a fragment: browser will only render/reflow once. var fragment = document.createDocumentFragment(); fragment.appendChild(document.createTextNode(msg)); fragment.appendChild(document.createElement(‘br‘)); document.querySelector("#log").appendChild(fragment); } var blob = new Blob([ document.querySelector(‘#worker1‘).textContent ], { type: "text/javascript" }) // Note: window.webkitURL.createObjectURL() in Chrome 10+. var worker = new Worker(window.URL.createObjectURL(blob)); worker.onmessage = function(e) { log("Received: " + e.data); } worker.postMessage("hello"); // Start the worker. </script> </body> </html>
https://www.html5rocks.com/en/tutorials/workers/basics/#toc-inlineworkers
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