Run results for: Compare comparison with null or undefined - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36

Browser: Chrome 101

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
value == null	21371828.0 Ops/sec
value == undefined	7116644.5 Ops/sec
value === null	21432204.0 Ops/sec
value === undefined	7165268.0 Ops/sec
value === null \|\| value === undefined	5359920.5 Ops/sec
_.isNil(value)	6943191.5 Ops/sec
value != null	21427110.0 Ops/sec
value != undefined	6651236.5 Ops/sec
value !== null	20097118.0 Ops/sec
value !== undefined	6693450.0 Ops/sec
value !== null && value !== undefined	4991070.5 Ops/sec
!_.isNil(value)	6548229.0 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.10/lodash.min.js"></script>

Script Preparation code:

var value = { a: 123 }

Tests:

value == null
value == null
value == undefined
value == undefined
value === null
value === null
value === undefined
value === undefined
value === null || value === undefined
value === null || value === undefined
_.isNil(value)
_.isNil(value)
value != null
value != null
value != undefined
value != undefined
value !== null
value !== null
value !== undefined
value !== undefined
value !== null && value !== undefined
value !== null && value !== undefined
!_.isNil(value)
!_.isNil(value)