Run results for: Math.pow(x,0.5) vs Math.sqrt(x)

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 16

Operating system: iOS 16.2

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
Math.sqrt	1452.5 Ops/sec
sqrt with Math.pow	1845.1 Ops/sec

Script Preparation code:

var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));

AخA
 
var numbers = Array.from(Array(10000), (_,x) => (Math.random()*x));

Tests:

Math.sqrt
numbers.forEach(x => Math.sqrt(x));
numbers.forEach(x => Math.sqrt(x));
sqrt with Math.pow
numbers.forEach(x => Math.pow(x,0.5));
numbers.forEach(x => Math.pow(x,0.5));