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18 lines
491 B
JavaScript
18 lines
491 B
JavaScript
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// // block for `time` ms, then return the number of loops we could run in that time:
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function expensive(time) {
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let start = Date.now(),
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count = 0
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while (Date.now() - start < time) count++
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return count
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}
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// Respond to message from parent thread
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self.addEventListener('message', (event) => {
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console.log('worker', event.data)
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if (event.data.action === 'expensive' && event.data.time) {
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// Post data to parent thread
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self.postMessage(expensive(Number(event.data.time)))
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}
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})
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