Beth Griggs
33 lines
603 B
JavaScript
33 lines
603 B
JavaScript
const {
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Worker,
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isMainThread,
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parentPort,
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workerData,
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} = require("worker_threads");
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const n = 10;
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// Fibonacci calculator
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const fibonacci = (n) => {
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let a = 0, b = 1, next = 1, i = 2;
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for (i; i <= n; i++) {
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next = a + b;
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a = b;
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b = next;
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}
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return next;
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};
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if (isMainThread) {
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// Main thread code
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const worker = new Worker(__filename, {
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workerData: n,
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});
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worker.on("message", (msg) => {
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console.log(`The Fibonacci number at position ${n} is ${msg}`);
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});
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console.log("...");
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} else {
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// Worker code
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parentPort.postMessage(fibonacci(workerData));
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}
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