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Run results for:
Array isArray vs instanceof 2
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=588929" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Browser:
Chrome 133
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Instanceof
15063881.0 Ops/sec
isArray
15502635.0 Ops/sec
Script Preparation code:
var test = [1,2,3,4]; var c;
Tests:
Instanceof
if ([1,2,3,4] instanceof Array) { c++; }
isArray
if (Array.isArray([1,2,3,4])) { c++; }