Run results for: set.has vs. array.includes (1kkk)

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36

Browser: Chrome 88

Operating system: Linux

Device Platform: Desktop

Date tested: 3 years ago

Script Preparation code:

var a = [...Array(1000000).keys()];
var b = new Set(a)

Tests: