Created
August 26, 2020 07:20
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Benchmarking JavaScript - Baseline time
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const runBaseline = (iterations = 100000000) => { | |
let startTime = new Date().getTime(); | |
for (let i = 0; i < iterations; i++) { | |
// no operation | |
} | |
let endTime = new Date().getTime(); | |
return endTime - startTime; | |
} | |
const runTest = (iterations = 100000000) => { | |
let startTime = new Date().getTime(); | |
for (let i = 0; i < iterations; i++) | |
Math.log10(i) | |
let endTime = new Date().getTime(); | |
let baselineTime = runBaseline(iterations); | |
let totalTime = endTime - startTime - baselineTime; | |
let fnTime = (totalTime / iterations).toFixed(10); | |
let operations = Math.floor(1000 / totalTime * iterations); | |
console.log(`total: ${totalTime}, time: ${fnTime}, op/sec: ${operations}`); | |
} | |
while (true) { | |
runTest(); | |
await sleep(50); | |
} | |
function sleep(ms) { | |
return new Promise(resolve => setTimeout(resolve, ms)); | |
} |
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