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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36

Browser: Chrome 89

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
value == null	7068857.5 Ops/sec
value == undefined	3184119.2 Ops/sec
value === null	7092112.5 Ops/sec
value === undefined	3230753.2 Ops/sec
value === null \|\| value === undefined	2363354.2 Ops/sec
_.isNil(value)	3164565.2 Ops/sec
value != null	7038519.5 Ops/sec
value != undefined	3208240.2 Ops/sec
value !== null	7093497.5 Ops/sec
value !== undefined	3245510.2 Ops/sec
value !== null && value !== undefined	2508576.8 Ops/sec
!_.isNil(value)	3199402.2 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)