Benchmark: lodash isplainobject vs native object check

HTML Preparation code:

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

Script Preparation code:

var x = {'this': 'is', 'a': 'test', 'object': 52 }

Tests:

lodash
var y = _.isPlainObject(x)
typeof
var y = x !== null && typeof x === 'object' && (Object.getPrototypeOf(x) === Object.prototype || Object.getPrototypeOf(x) === null)

Rendered benchmark preparation results:

Previous results

Test case name	Result
lodash
typeof

Latest run results:

Run details: (Test run date: 6 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:147.0) Gecko/20100101 Firefox/147.0

Browser/OS: Firefox 147 on Mac OS X 10.15

typeof

119.5M/s

lodash

11.7M/s

View exact numbers

Test name	Executions per second
✓ typeof	119,483,544 Ops/sec
lodash	11,663,549 Ops/sec

lodash isplainobject vs native object check (version: 1)