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Run results for:
array performance (vs slice, splice, length = 0)
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<iframe src="https://measurethat.net/Embed?id=627750" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36
Browser:
Chrome 147
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
3 months ago
Slice
169.0M/s
Splice
64.0M/s
Length as 0
55.4M/s
View exact numbers
Test name
Executions per second
✓
Slice
169,021,360 Ops/sec
Splice
64,003,664 Ops/sec
Length as 0
55,353,796 Ops/sec
Tests:
Splice
const testArray = [1, 2, 3]; const newTestArray = testArray.splice(0);
Slice
const testArray = [1, 2, 3]; const newTestArray = testArray.slice();
Length as 0
const testArray = [1, 2, 3]; testArray.length = 0; const newTestArray = testArray;