Run results for: Lodash _.union vs native Set()

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:68.0) Gecko/20100101 Firefox/68.0

Browser: Firefox 68

Operating system: Mac OS X 10.13

Device Platform: Desktop

Date tested: 4 years ago

HTML Preparation code:

<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/lodash@4.17.10/lodash.min.js"></script>

Script Preparation code:

var a = [1, 2, 3, 4, 5]
var b = [3, 4, 5, 6, 7]

Tests: