Run results for: Lodash (omitBy & isUndefined) vs native

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Lodash with _.omitBy & _.isUndefined	2620370.8 Ops/sec
Native	4003599.2 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

var sampleObject = {
	e1: 'hello world',
	e2: undefined,
}

Tests:

Lodash with _.omitBy & _.isUndefined
_.omitBy(sampleObject, _.isUndefined)
Native
for (const [key, value] of Object.entries(sampleObject)) { if (typeof value === 'undefined') { delete sampleObject[key] } }