Run results for: set.has vs. array.includes

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:129.0) Gecko/129.0 Firefox/129.0

Browser: Firefox Mobile 129

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

lookup

1252.0M/s

includes

31.0M/s

View exact numbers

Test name	Executions per second
✓ lookup	1,252,043,136 Ops/sec
includes	31,034,242 Ops/sec

Script Preparation code:

var a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
var b = new Set(a)

Tests: