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Run results for:
set.has vs. array.includes (strings)
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=613219" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36
Browser:
Chrome 138
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
lookup 10
175.6M/s
lookup 1
166.9M/s
includes 1
127.0M/s
includes 10
67.7M/s
View exact numbers
Test name
Executions per second
✓
lookup 10
175,649,600 Ops/sec
lookup 1
166,852,192 Ops/sec
includes 1
127,034,872 Ops/sec
includes 10
67,678,640 Ops/sec
Script Preparation code:
var a = ['1', '2', '3', '4', '5', '6', '7', '8', '9', '10']; var b = new Set(a)
Tests:
includes 1
return a.includes('1')
includes 10
return a.includes('10')
lookup 1
return b.has('1')
lookup 10
return b.has('10')