Benchmark: Lodash.assign vs Object.assign vs Null Safe (lodash) Object.assign

HTML Preparation code:

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

Script Preparation code:

var person = {name: 'Frederick', lastName: 'Corcino Alejo'};

Tests:

Lodash Assing
_.assign({}, person, {age: 15});
Native Assing
Object.assign({}, person, {age: 15});
Null Safe Native Assing
Object.assign(_.defaultTo(null, {}), person, {age: 15});

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: one year ago)

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/OS: Chrome 136 on Mac OS X 10.15.7

Native Assing

29.0M/s

Null Safe Native Assing

28.8M/s

Lodash Assing

9.1M/s

View exact numbers

Lodash.assign vs Object.assign vs Null Safe (lodash) Object.assign (version: 1)