Run results for: Array fill method vs for loop

Run details:

User agent: Mozilla/5.0 (Linux; U; Android 8.1.0; zh-cn; Redmi 5 Plus Build/OPM1.171019.019) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/71.0.3578.141 Mobile Safari/537.36 XiaoMi/MiuiBrowser/11.0.3

Browser: Chrome Mobile 71

Operating system: Android 8.1.0

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
For Loop fill	10.6 Ops/sec
Array Fill	11.3 Ops/sec

Tests:

For Loop fill
let arrayTest = new Array(10000000); for (let i = 0; i < arrayTest.length; i++){ arrayTest[i] = 0; }
Array Fill
let arrayTest = new Array(10000000).fill(0);

Run results for: Array fill method vs for loop

Array fill method vs for loop performance validation

For Loop fill

Array Fill