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Run results for:
concat two arrays: push vs destructuring
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<iframe src="https://measurethat.net/Embed?id=579990" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/134.0
Browser:
Firefox 134
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
spread operator
8445300.0 Ops/sec
Push
23866376.0 Ops/sec
concatenation
12839519.0 Ops/sec
Tests:
spread operator
var params = [ "hello", true, 7 ] var other = [ ...params, ...["new", false, 3] ]
Push
var params = [ "hello", true, 7 ]; params.push(...["new", false, 3]);
concatenation
var params = [ "hello", true, 7 ]; var another = ["new", false, 3]; params.concat(another);