Run results for: Lodash isPlainObject vs JS Constructor Check

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

JS Type Check

18.7M/s

Lodash isPlainObject

6.7M/s

View exact numbers

Test name	Executions per second
✓ JS Type Check	18,653,834 Ops/sec
Lodash isPlainObject	6,673,132 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.20/lodash.min.js"></script>

Script Preparation code:

var sampleObject = {
        "id": "0001",
        "type": "donut",
        "name": "Cake",
        "ppu": 0.55
    };
var isObject;

Tests:

Lodash isPlainObject
isObject = _.isPlainObject(sampleObject);
JS Type Check
isObject = sampleObject != null && sampleObject.constructor === Object;