Run results for: Javascript Set vs Filter

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:142.0) Gecko/20100101 Firefox/142.0

Browser: Firefox 142

Operating system: Linux

Device Platform: Desktop

Date tested: 5 days ago

Test name	Executions per second
Filter	0.2 Ops/sec
Array Set	1.9 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