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

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:82.0) Gecko/20100101 Firefox/82.0

Browser: Firefox 82

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
value == null	224228512.0 Ops/sec
value == undefined	115011552.0 Ops/sec
value === null	223270176.0 Ops/sec
value === undefined	115293936.0 Ops/sec
value === null \|\| value === undefined	86455632.0 Ops/sec
_.isNil(value)	90560168.0 Ops/sec
value != null	224664800.0 Ops/sec
value != undefined	116409136.0 Ops/sec
value !== null	228428320.0 Ops/sec
value !== undefined	115927536.0 Ops/sec
value !== null && value !== undefined	84833744.0 Ops/sec
!_.isNil(value)	92836320.0 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)

;