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

Run details:

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0

Browser: Firefox 59

Operating system: Windows 7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
value == null	238640704.0 Ops/sec
value == undefined	125393248.0 Ops/sec
value === null	233058592.0 Ops/sec
value === undefined	114975056.0 Ops/sec
value === null \|\| value === undefined	88929392.0 Ops/sec
_.isNil(value)	84309400.0 Ops/sec
value != null	177320704.0 Ops/sec
value != undefined	117970216.0 Ops/sec
value !== null	228672336.0 Ops/sec
value !== undefined	111059600.0 Ops/sec
value !== null && value !== undefined	81238184.0 Ops/sec
!_.isNil(value)	75874632.0 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)

;