30:[] 2e:{"title":"Hello Web Workers","cells":[{"id":0,"value":"html`

Hello Web Workers

`","pinned":false,"hidden":false,"mode":"ojs"},{"id":56,"value":"md`__Step 1:__ Some code to put in the worker`","pinned":false,"hidden":false,"mode":"ojs"},{"id":82,"value":"viewof worker_src = Editor({\n language: 'javascript',\n value: `console.log(\"Worker: Started\")\n\nonmessage = function(e) {\n console.log('Worker: Message received from main script',e.data);\n postMessage(\"Received: \" + e.data);\n}`\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":59,"value":"md`__Step 2:__ Create a worker`","pinned":false,"hidden":false,"mode":"ojs"},{"id":5,"value":"myWorker = {\n var blob = new Blob([worker_src], {\n type: 'text/javascript'\n });\n var objectURL = URL.createObjectURL(blob);\n var w = new Worker(objectURL);\n invalidation.then(() => {\n w.terminate();\n });\n\n return w;\n}","pinned":true,"hidden":false,"mode":"ojs"},{"id":62,"value":"md`__Step 3:__ Send messages to the worker`","pinned":false,"hidden":false,"mode":"ojs"},{"id":14,"value":"send = {\n var dom = html`