Run results for: Javascript Set vs Filter

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36

Browser: Chrome 144

Operating system: Windows

Device Platform: Desktop

Date tested: 3 months ago

Test name	Executions per second
Filter	0.6 Ops/sec
Array Set	1.0 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)];

Run results for: Javascript Set vs Filter

Filter

Array Set