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Run results for:
chain of or equals vs includes
how much of a performance deficit you can expect from using Array.includes instead of manually writing a chain of logical ORs
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<iframe src="https://measurethat.net/Embed?id=574748" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser:
Chrome 131
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Or chain
81.4M/s
Array.includes
48.7M/s
View exact numbers
Test name
Executions per second
✓
Or chain
81,447,376 Ops/sec
Array.includes
48,700,336 Ops/sec
Script Preparation code:
var stringToMatch = 'hello';
Tests:
Array.includes
['banana', 'map', 'cloth', 'hello', 'person'].includes(stringToMatch)
Or chain
stringToMatch === 'banana' || stringToMatch === 'map' || stringToMatch === 'cloth' || stringToMatch === 'hello' || stringToMatch === 'person'