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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=586475" 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/133.0.0.0 Safari/537.36
Browser:
Chrome 133
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
lookup 1
18.4M/s
lookup 10
18.1M/s
includes 1
13.6M/s
includes 10
6.8M/s
View exact numbers
Test name
Executions per second
✓
lookup 1
18,421,004 Ops/sec
lookup 10
18,114,168 Ops/sec
includes 1
13,611,289 Ops/sec
includes 10
6,770,830 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')