Run results for: lodash clone vs ramda clone vs spread

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.96 Safari/537.36

Browser: Chrome 88

Operating system: Mac OS X 11.2.0

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
spread	722.0 Ops/sec
lodash clone	455.1 Ops/sec
ramda clone	4.4 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.15/lodash.min.js"></script>
<script src="//cdn.jsdelivr.net/npm/ramda@0.25.0/dist/ramda.min.js"></script>

Script Preparation code:

var arr = new Array(1000000).fill({a:100, b:20000});

Tests:

spread
[...arr]
lodash clone
_.clone(arr)
ramda clone
R.clone(arr)