Run results for: NaN speed - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:88.0) Gecko/20100101 Firefox/88.0

Browser: Firefox 88

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
NaN	1305748000.0 Ops/sec
not NaN	1430613000.0 Ops/sec
0 or zero	1409840000.0 Ops/sec
0 or zero 2	1293470000.0 Ops/sec

Website performance monitoring

Script Preparation code:

var a = 8

Tests:

NaN
return isNaN(NaN)
not NaN
return isNaN(5)
0 or zero
return NaN === 0
0 or zero 2
return 5 === 0