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/605.1.15 (KHTML, like Gecko) Version/15.3 Safari/605.1.15

Browser: Safari 15

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
value == null	7973124.5 Ops/sec
value == undefined	2633611.8 Ops/sec
value === null	8001223.0 Ops/sec
value === undefined	2610420.2 Ops/sec
value === null \|\| value === undefined	2027236.5 Ops/sec
_.isNil(value)	3131324.5 Ops/sec
value != null	8036351.0 Ops/sec
value != undefined	2612893.0 Ops/sec
value !== null	7957075.0 Ops/sec
value !== undefined	2561257.8 Ops/sec
value !== null && value !== undefined	1997775.5 Ops/sec
!_.isNil(value)	3182386.0 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)