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Run results for:
Javascript Set vs Filter
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<iframe src="https://measurethat.net/Embed?id=626767" 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/145.0.0.0 Safari/537.36 OPR/129.0.0.0
Browser:
Opera 129
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one month ago
Test name
Executions per second
Filter
1.1 Ops/sec
Array Set
2.6 Ops/sec
Script Preparation code:
var A = Array.from({length: 40000000}, () => Math.floor(Math.random() * 140)); var B = Array.from({length: 40000000}, () => Math.floor(Math.random() * 140));
Tests:
Filter
var C = A.filter((a) => !B.includes(a));
Array Set
var C = [...new Set(A,B)];