Run results for: Set#has() vs Array#includes()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Browser: Chrome 128

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

const array = [1, 2, 3]; const hasValue = value => array.includes(value);

407K/s

const set = new Set([1, 2, 3]); const hasValue = value => set.has(value);

384K/s

View exact numbers

Test name	Executions per second
✓ const array = [1, 2, 3]; const hasValue = value => array.includes(value);	407,155 Ops/sec
const set = new Set([1, 2, 3]); const hasValue = value => set.has(value);	384,482 Ops/sec

Tests:

const array = [1, 2, 3]; const hasValue = value => array.includes(value);
const array = [1, 2, 3]; const hasValue = value => array.includes(value); console.log(hasValue)
const set = new Set([1, 2, 3]); const hasValue = value => set.has(value);
const set = new Set([1, 2, 3]); const hasValue = value => set.has(value); console.log(hasValue)