Run results for: Array.includes vs Set.has vas Map.has 2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36

Browser: Chrome 149

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one month ago

Set has

231.7M/s

Array includes

115.6M/s

View exact numbers

Test name	Executions per second
✓ Set has	231,680,640 Ops/sec
Array includes	115,607,656 Ops/sec

Script Preparation code:

var a = new Array(1000).fill(null).map((_, index) => index);
var b = new Set(Array.from(a));

Tests: