Run results for: set.has vs. array.includes (tiny)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

lookup

101.7M/s

includes

73.0M/s

View exact numbers

Test name	Executions per second
✓ lookup	101,673,184 Ops/sec
includes	73,040,552 Ops/sec

Script Preparation code:

var a = ['abc', 'def'];
var b = new Set(a)

Tests: