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Run results for:
Add object/add array
Create and add of object vs create and add array
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<iframe src="https://measurethat.net/Embed?id=606779" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:138.0) Gecko/20100101 Firefox/138.0
Browser:
Firefox 138
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
add object
102468.5 Ops/sec
add array
56497.2 Ops/sec
Tests:
add object
var x = {}; for (var i=0; i < 1000; i++) { x[i] = {i: i, "with": "data"}; }
add array
var x = {}; for (var i=0; i < 1000; i++) { x[i] = [i,i, "with", "data"]; }