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Run results for:
padStart vs splice vs conditional
Measures speed between using padStart and splice and conditional
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<iframe src="https://measurethat.net/Embed?id=554202" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36
Browser:
Chrome 128
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
condition
163.9M/s
splice
163.8M/s
padStart
53.5M/s
View exact numbers
Test name
Executions per second
✓
condition
163,861,024 Ops/sec
splice
163,821,696 Ops/sec
padStart
53,533,900 Ops/sec
Tests:
padStart
let x = 5; let res = ("" + x).padStart(2, "0")
splice
let x = 5; let res = ("0" + x).slice(-2)
condition
let x = 5; let res = x<10 ? `0${x}` : `${x}`