Run results for: Native !!collection?.length wrapped vs Lodash's !isEmpty

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.183 Safari/537.36

Browser: Chrome 86

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
native undefined	4173851.2 Ops/sec
isEmpty undefined	3661770.0 Ops/sec
native array	4174016.0 Ops/sec
isEmpty array	3586728.0 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.core.min.js"></script>

Script Preparation code:

var collection1 = undefined
var collection2 = [1, 2, 3]

var isEmpty = _.isEmpty
var isEmptyN = function(c){return!(null===c||void 0===c?void 0:c.length)}

Tests:

native undefined
!isEmptyN(collection1)
isEmpty undefined
!isEmpty(collection1)
native array
!isEmptyN(collection2)
isEmpty array
!isEmpty(collection2)

Run results for: Native !!collection?.length wrapped vs Lodash's !isEmpty

native undefined

isEmpty undefined

native array

isEmpty array