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Run results for:
padStart vs slice
Measures speed between using padStart and slice
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0
Browser:
Firefox 123
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
2 years ago
splice
1123.3M/s
padStart
41.1M/s
View exact numbers
Test name
Executions per second
✓
splice
1,123,277,824 Ops/sec
padStart
41,071,036 Ops/sec
Tests:
padStart
let x = "5"; let res = x.padStart(2, "0")
splice
let x = "5"; let res = ("0" + x).slice(-2)