Run results for: lodash isNil vs === null || === undefined

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

native isNil

150.4M/s

lodash isNil

125.6M/s

View exact numbers

Test name	Executions per second
✓ native isNil	150,388,384 Ops/sec
lodash isNil	125,599,632 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var a = null;
var b = undefined;
var c = NaN;
var d = false;
var e = 'a';
var f = 0;

Tests:

lodash isNil
_.isNil(a); _.isNil(b); _.isNil(c); _.isNil(d); _.isNil(e); _.isNil(f);
native isNil
a === null || a === undefined b === null || b === undefined c === null || c === undefined d === null || d === undefined e === null || e === undefined f === null || f === undefined