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Run results for:
spread() vs flat()
Compare the new ES6 spread operator with the traditional concat() method
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<iframe src="https://measurethat.net/Embed?id=554138" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Android 14; Mobile; rv:130.0) Gecko/130.0 Firefox/130.0
Browser:
Firefox Mobile 130
Operating system:
Android
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
spread
12489911.0 Ops/sec
Array.prototype.flat
7667757.5 Ops/sec
Tests:
spread
var params1 = [ 1, 2 ]; var params2 = [ "hello", true, 7 ]; var other = [...params1, ...params2]
Array.prototype.flat
var params = [[1, 2, params], [ "hello", true, 7 ]]; var other = params.flat();