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Run results for:
Spread vs. push vs. concat
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Browser:
Chrome 121
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
Concat
16078181.0 Ops/sec
Spread
41167844.0 Ops/sec
Push
72565104.0 Ops/sec
Tests:
Concat
const arr = ["hello", true, 7]; const arr2 = [ 1, 2, 3 ] const newArr = arr.concat(arr2)
Spread
const arr = ["hello", true, 7]; const arr2 = [ 1, 2, 3 ] const newArr = [...arr, ...arr2]
Push
const arr = ["hello", true, 7]; const arr2 = [ 1, 2, 3 ] const newArr = arr.push(arr2)