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isNaN vs Number.isNaN vs Object.is
(version: 1)
Comparing performance of:
isNaN vs Number.isNaN vs Object.is
Created:
one year ago
by:
Registered User
Go to the latest result
Script Preparation code:
var num = Array(100).fill(0).map(v => Math.random() < 0.2 ? NaN : Math.random());
Tests:
isNaN
num.map(v => isNaN(v));
Number.isNaN
num.map(v => Number.isNaN(v))
Object.is
num.map(v => Object.is(v, NaN));
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
isNaN
Number.isNaN
Object.is
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
9 months ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:144.0) Gecko/20100101 Firefox/144.0
Browser/OS:
Firefox 144 on Mac OS X 10.15
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=620382" width="100%" height="500px"></iframe>
isNaN
2.5M/s
Number.isNaN
804K/s
Object.is
704K/s
View exact numbers
Test name
Executions per second
✓
isNaN
2,542,527 Ops/sec
Number.isNaN
803,541 Ops/sec
Object.is
703,899 Ops/sec
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