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

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0

Browser: Firefox 131

Operating system: Ubuntu

Device Platform: Desktop

Date tested: one year ago

lookup

777.8M/s

includes

31.3M/s

View exact numbers

Test name	Executions per second
✓ lookup	777,822,784 Ops/sec
includes	31,331,572 Ops/sec

Script Preparation code:

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

Tests: