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Run results for:
Regex vs split/join
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=522393" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36
Browser:
Chrome 115
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Regex
111404.4 Ops/sec
Split and Join
181173.4 Ops/sec
Script Preparation code:
var str = 'Abcd efghij klmnopqrstuv wxy Abcd efghij klmnopqrstuv wxy Abcd efghij klmnopqrstuv wxyAbcd efghij klmnopqrstuv wxy Abcd efghij klmnopqrstuv wxy Abcd efghij klmnopqrstuv wxy';
Tests:
Regex
str.replace(/./g, "$&Z");
Split and Join
str.split('').join('Z') + 'Z';