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Run results for:
Merging two arrays
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<iframe src="https://measurethat.net/Embed?id=618688" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:143.0) Gecko/20100101 Firefox/143.0
Browser:
Firefox 143
Operating system:
Windows
Device Platform:
Desktop
Date tested:
6 months ago
Test name
Executions per second
Array.prototype.push apply
17782642.0 Ops/sec
array.push spread
20364728.0 Ops/sec
array.concat
17992756.0 Ops/sec
spread operator
13238520.0 Ops/sec
Tests:
Array.prototype.push apply
const base = [1]; const added = [1, 2, 3]; const combined = Array.prototype.push.apply(base, added);
array.push spread
const base = [1]; const added = [1, 2, 3]; const combined = base.push(...added);
array.concat
const base = [1]; const added = [1, 2, 3]; const combined = base.concat(added);
spread operator
const base = [1]; const added = [1, 2, 3]; const combined = [...base, ...added];