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Run results for:
Delete vs in
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=599410" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser:
Chrome 135
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Delete
42884980.0 Ops/sec
In
29495942.0 Ops/sec
Script Preparation code:
var obj = {a:1, b:2, c:3, d:4};
Tests:
Delete
delete obj['a']; delete obj['b']; delete obj['c']; delete obj['d'];
In
'a' in obj; 'b' in obj; 'c' in obj; 'd' in obj;