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/14.1.2 Safari/605.1.15

Browser: Safari 14

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
value == null	19394004.0 Ops/sec
value == undefined	1659433.2 Ops/sec
value === null	14267792.0 Ops/sec
value === undefined	1219760.4 Ops/sec
value === null \|\| value === undefined	993068.7 Ops/sec
_.isNil(value)	1444156.4 Ops/sec
value != null	4235517.5 Ops/sec
value != undefined	1340277.6 Ops/sec
value !== null	4744604.0 Ops/sec
value !== undefined	1360650.4 Ops/sec
value !== null && value !== undefined	1016374.9 Ops/sec
!_.isNil(value)	1517100.9 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)

;