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

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 119

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
value == null	12978569.0 Ops/sec
value == undefined	4395873.0 Ops/sec
value === null	12960958.0 Ops/sec
value === undefined	4438017.5 Ops/sec
value === null \|\| value === undefined	3313889.0 Ops/sec
_.isNil(value)	4200408.0 Ops/sec
value != null	13064032.0 Ops/sec
value != undefined	4450145.0 Ops/sec
value !== null	13040897.0 Ops/sec
value !== undefined	4456643.5 Ops/sec
value !== null && value !== undefined	3322010.0 Ops/sec
!_.isNil(value)	4208743.5 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)