Run results for: IndexOf vs Includes in function

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36

Browser: Chrome 138

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

IndexOf

97.4M/s

Includes

92.7M/s

View exact numbers

Test name	Executions per second
✓ IndexOf	97,362,200 Ops/sec
Includes	92,688,224 Ops/sec

Script Preparation code:

var needle = () => {}
var arr = [() => {}, () => {}, () => {}, () => {}, () => {}, () => {}, () => {}, needle, () => {}, () => {}, () => {}, () => {}, () => {}]

Tests:

IndexOf
arr.indexOf(needle)
Includes
arr.includes(needle)

Run results for: IndexOf vs Includes in function

Banana

IndexOf

Includes