Benchmark: mergeDeepRight vs _.cloneDeep vs structuredClone vs spread v2

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.29.0/ramda.min.js" integrity="sha512-5x/n+aOg68Z+O/mq3LW2pC2CvEBSgLl5aLlOJa87AlYM1K8b8qsZ7NTHLe3Hu56aS2W0rgEgVCFA3RM12IXAGw==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js" integrity="sha512-WFN04846sdKMIP5LKNphMaWzU7YpMyCU245etK3g/2ARYbPK9Ub18eG+ljU96qKRCWh+quCY7yefSmlkQw1ANQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>

Script Preparation code:

var voucher = {
    "single": false,
    "applyOverTaxes": false,
    "discountType": "1",
    "value": 100,
    "minimumAmount": 0,
    "quantity": 1,
    "suffixLength": 8,
    "code": "IF5R0AFX",
    "vertical": [],
    "allowedPaymentMethods": [],
    "allowedBanks": [],
    "types": [],
    "partners": [],
    "startDate": "2020-10-21T00:00:00.000Z",
    "endDate": "2020-10-21T00:00:00.000Z",
    "applyed": false
}

Tests:

R.mergeDeepRight
const copy = R.mergeDeepRight({}, voucher);
Lodash cloneDeep
const copy = _.cloneDeep(voucher);
structuredClone
const copy = window.structuredClone(voucher);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
R.mergeDeepRight
Lodash cloneDeep
structuredClone

Fastest: N/A

Slowest: N/A

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/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
R.mergeDeepRight	2447150.2 Ops/sec
Lodash cloneDeep	630259.2 Ops/sec
structuredClone	643940.7 Ops/sec

Related benchmarks:

mergeDeepRight vs _.cloneDeep vs structuredClone vs spread v2 (version: 1)

Comparing performance of: R.mergeDeepRight vs Lodash cloneDeep vs structuredClone

Created: one year ago by: Guest

Jump to the latest result

R.mergeDeepRight

Lodash cloneDeep

structuredClone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A