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Run results for:
native string replaceAll vs regex replace and precompiled
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=618002" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0 Safari/605.1.15
Browser:
Safari 26
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
10 months ago
replaceAll (regex)
505.3M/s
replace
484.7M/s
replaceAll (precompiled)
374.5M/s
replace (precompiled)
365.2M/s
replaceAll
13.7M/s
View exact numbers
Test name
Executions per second
✓
replaceAll (regex)
505,294,016 Ops/sec
replace
484,705,664 Ops/sec
replaceAll (precompiled)
374,503,840 Ops/sec
replace (precompiled)
365,152,128 Ops/sec
replaceAll
13,696,364 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, "+");