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Run results for:
replaceAll vs regex with g flag
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Embed Benchmark Result
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
regex
3K/s
replaceAll
3K/s
View exact numbers
Test name
Executions per second
✓
regex
3,006 Ops/sec
replaceAll
2,931 Ops/sec
Script Preparation code:
window.hugeString = ""; for (let i = 0; i < 10000; ++i) { window.hugeString += "abcdefghijklmnopqrstuvwxyz"; }
Tests:
replaceAll
let newString = window.hugeString.replaceAll("m", ".");
regex
let newString = window.hugeString.replace(/m/g, ".");