Benchmark Run Result for: Set Has vs Array Includes Smaller

Set Has vs Array Includes Smaller

Comparing performance of Set.has() vs Array.includes()

Date tested: one year ago

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Test name	Executions per second
Array Includes	1040616.0 Ops/sec
Set Has	1000978.0 Ops/sec

Benchmark definition (click to collapse):

Script Preparation code:

var array = Array.from(Array(5), (x, index) => index + 1).sort(() => 0.5 - Math.random());
var set = new Set(array);

Tests:

Array Includes
for (let i = 0; i < array.length; i++) { array.includes(i); }
Set Has
for (let i = 0; i < array.length; i++) { set.has(i); }

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