Benchmark: deep clone - lodash vs ramda vs json

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>

Script Preparation code:

var obj = {
  author: 'Jason Carmona',
  fieldNumber: 112050642,
  nestedObject: {
    funFact1: 'You burn more calories sleeping than you do watching television',
    funFact2: 'The average person spends 6 months of their lifetime waiting on a red light to turn green',
  	funFact3: 'There are more possible iterations of a game of chess than there are atoms in the known universe',
  	funFact4: 'Coca-Cola would be green if coloring wasn’t added to it',
  	funFact5: 'You cannot snore and dream at the same time'
  }
};

var objCopy = null;

Tests:

lodash - cloneDeep
objCopy = _.cloneDeep(obj);
json - parse/stringify
objCopy = JSON.parse(JSON.stringify(obj));
ramda - clone
objCopy = R.clone(obj);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash - cloneDeep
json - parse/stringify
ramda - clone

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 2 months ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser/OS: Chrome 121 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
lodash - cloneDeep	1469523.0 Ops/sec
json - parse/stringify	687984.6 Ops/sec
ramda - clone	2148335.0 Ops/sec

deep clone - lodash vs ramda vs json (version: 0)

Comparing performance of: lodash - cloneDeep vs json - parse/stringify vs ramda - clone

Created: 5 years ago by: Registered User

Jump to the latest result

lodash - cloneDeep

json - parse/stringify

ramda - clone

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A