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Run results for:
small set vs array lookup 2
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:146.0) Gecko/20100101 Firefox/146.0
Browser:
Firefox 146
Operating system:
Linux
Device Platform:
Desktop
Date tested:
3 months ago
Test name
Executions per second
array
32217154.0 Ops/sec
set
376280032.0 Ops/sec
Script Preparation code:
const a = [1, 2]; const b = new Set(a); const items = [1, 2, 3];
Tests:
array
const pick = items[Math.floor(Math.random() * items.length)]; a.includes(pick);
set
const pick = items[Math.floor(Math.random() * items.length)]; b.has(pick);