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Run results for:
Math.hypot vs Math.sqrt vs Math.sqrt&pow vs Math.sqrt&**2
Is Math.hypot actually faster than Math.sqrt?
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:147.0) Gecko/20100101 Firefox/147.0
Browser:
Firefox 147
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
3 months ago
Test name
Executions per second
Math.hypot
2540.9 Ops/sec
Math.sqrt
2522.7 Ops/sec
Math.sqrt > Math.pow
2523.0 Ops/sec
Math.sqrt > **
2514.5 Ops/sec
Script Preparation code:
function testHypot() { for (let i=0; i < 1000; i++){ for (let j=0; j < 1000; j++) { Math.hypot(i - j, j - i) } } } function testSqrt() { for (let i=0; i < 1000; i++){ for (let j=0; j < 1000; j++) { Math.sqrt((i-j)*(i-j)+(j-i)*(j-i)) } } } function testSqrtPowFn() { for (let i=0; i < 1000; i++){ for (let j=0; j < 1000; j++) { Math.sqrt(Math.pow(i-j, 2)+Math.pow(j-i, 2)) } } } function testSqrtPowOp() { for (let i=0; i < 1000; i++){ for (let j=0; j < 1000; j++) { Math.sqrt((i-j)**2+(j-i)**2) } } }
Tests:
Math.hypot
testHypot()
Math.sqrt
testSqrt()
Math.sqrt > Math.pow
testSqrtPowFn()
Math.sqrt > **
testSqrtPowOp()