Benchmark: deep copy - MeasureThat.net

HTML Preparation code:

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

Script Preparation code:

var testobject = {
  a: 1,
  b: {
    a: 1,
    b: 2,
    c: {
      a: 1,
      b: [1, 2, 3]
    }
  }
}

Tests:

lodash deepCopy
const copy = _.cloneDeep(testobject)
JSON stringify and parse
const copy = JSON.parse(JSON.stringify(testobject))

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
lodash deepCopy
JSON stringify and parse

Fastest: N/A

Slowest: N/A

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Latest run results:

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

User agent: Mozilla/5.0 (Linux; arm_64; Android 12; SM-N970F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.102 YaBrowser/22.3.1.86.00 SA/3 Mobile Safari/537.36

Browser/OS: Yandex Browser 22 on Android

View result in a separate tab

Test name	Executions per second
lodash deepCopy	164422.4 Ops/sec
JSON stringify and parse	154966.1 Ops/sec

deep copy (version: 0)

Comparing performance of: lodash deepCopy vs JSON stringify and parse

Created: 3 years ago by: Guest

Jump to the latest result

lodash deepCopy

JSON stringify and parse

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A