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Run results for:
replaceAll vs regex with g flag
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Browser:
Firefox 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
replaceAll
2358.2 Ops/sec
regex
2956.1 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, ".");