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

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Mobile Safari/537.36 OPR/84.0.0.0

Browser: Opera Mobile 84

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

lookup

6.5M/s

includes

5.7M/s

View exact numbers

Test name	Executions per second
✓ lookup	6,459,602 Ops/sec
includes	5,738,964 Ops/sec

Script Preparation code:

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

Tests: