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Run results for:
Array.from vs for...of vs [...]
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<iframe src="https://measurethat.net/Embed?id=568056" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:132.0) Gecko/20100101 Firefox/132.0
Browser:
Firefox 132
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Array.from
3158.1 Ops/sec
for
3223.5 Ops/sec
spread
3064.6 Ops/sec
Script Preparation code:
var array = new Array(10000); array[0]='a'; array[array.length-1]='z';
Tests:
Array.from
var from = Array.from(array);
for
var arrayFor = []; for (const e of array) { arrayFor.push(e); }
spread
var arraySpread =[...array]