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Run results for:
native string replaceAll vs regex replace and precompiled
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36
Browser:
Chrome 140
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
replace
12661601.0 Ops/sec
replaceAll (regex)
9064811.0 Ops/sec
replaceAll
8545609.0 Ops/sec
replace (precompiled)
12904063.0 Ops/sec
replaceAll (precompiled)
8800444.0 Ops/sec
Script Preparation code:
const spaceRegex = / /g
Tests:
replace
"this is it".replace(/ /g, "+");
replaceAll (regex)
"this is it".replaceAll(/ /g, "+");
replaceAll
"this is it".replaceAll(' ', "+");
replace (precompiled)
"this is it".replace(spaceRegex, "+");
replaceAll (precompiled)
"this is it".replaceAll(spaceRegex, "+");