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Run results for:
spread array performance (vs slice, splice, concat)
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Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0
Browser:
Firefox 133
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Splice
10188375.0 Ops/sec
Slice
21264442.0 Ops/sec
Concat
15529653.0 Ops/sec
Spread
14433925.0 Ops/sec
Tests:
Splice
const testArray = [1, 2, 3]; const newTestArray = testArray.splice(0);
Slice
const testArray = [1, 2, 3]; const newTestArray = testArray.slice();
Concat
const testArray = [1, 2, 3]; const newTestArray = testArray.concat();
Spread
const testArray = [1, 2, 3]; const newTestArray = [...testArray];