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Run results for:
Set() has vs add
To figure out if it's even worth checking via .has or just spamming .add repeatedly.
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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
add
49.4M/s
has
49.1M/s
View exact numbers
Test name
Executions per second
✓
add
49,403,144 Ops/sec
has
49,080,656 Ops/sec
Script Preparation code:
const set = new Set()
Tests:
add
set.add(1)
has
if (!set.has(1)) set.add(1)