worker-from-function-example.html

<script>
    var url = URL.createObjectURL(new Blob(['(', MyWebWorker.toString(), '())'], {
        type: 'text/javascript'
    }));
    console.log(url);
    var worker = new Worker(url);
    worker.onmessage = function (event) {
        console.log("from worker:", event);
    }


    function MyWebWorker() {
        postMessage('hello');
    }
</script>