Run results for: String in array

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:49.0) Gecko/20100101 Firefox/49.0

Browser: Firefox 49

Operating system: Ubuntu

Device Platform: Other

Date tested: 8 years ago

Test name	Executions per second
indexOf	2860225.5 Ops/sec
includes	2931326.8 Ops/sec

Script Preparation code:

const str = "2";
const arr = "1234".split('');

Tests:

indexOf
"0123678".split('').indexOf(''+Math.floor((Math.random() * 10) + 1)) === -1
includes
"0123678".split('').includes(''+Math.floor((Math.random() * 10) + 1))