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

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36

Browser: Chrome 118

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
value == null	11302197.0 Ops/sec
value == undefined	11262906.0 Ops/sec
value === null	11257614.0 Ops/sec
value === undefined	3906272.8 Ops/sec
value === null \|\| value === undefined	2896185.2 Ops/sec
_.isNil(value)	3814302.5 Ops/sec
value != null	11328180.0 Ops/sec
value != undefined	11185611.0 Ops/sec
value !== null	11271581.0 Ops/sec
value !== undefined	3950024.2 Ops/sec
value !== null && value !== undefined	2939169.2 Ops/sec
!_.isNil(value)	3801553.2 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
typeof 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
typeof value !== "undefined"
value !== null
value !== null
value !== undefined
value !== undefined
value !== null && value !== undefined
value !== null && value !== undefined
!_.isNil(value)
!_.isNil(value)

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