use worker without js file

  var blob = new Blob(['onmessage=function(e){postMessage(e.data);}']);
    debugger;
    // Obtain a blob URL reference to our worker 'file'.
    var blobURL = window.URL.createObjectURL(blob);

    // create a Worker
    var worker = new Worker(blobURL);
    worker.onmessage = function (e) {
        console.log(e.data);
    };
    worker.postMessage("Send some Data");