Run results for: endsWith() vs Ordinary For loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2.1 Safari/605.1.15

Browser: Safari 17

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 7 months ago

Test name	Executions per second
endsWith()	485147232.0 Ops/sec
For loop	479333568.0 Ops/sec

Script Preparation code:

var str = 'Hooman';
var ending = 'man';

Tests:

endsWith()
function solution(str, ending){ return str.endsWith(ending); }
For loop
function solution(str, ending){ for (let i = str.length -1, j = ending.length - 1; j >= 0; i--, j--) {if (str[i] !== ending[j]) return false} return true }