Benchmark: structuredClone() vs MobX toJS()

HTML Preparation code:

<script src='https://unpkg.com/mobx/dist/mobx.umd.production.min.js'></script>

Script Preparation code:

var mobx = reuqire('mobx');

var MyObject = {
  description: 'Creates a deep copy of source, which should be an object or an array.',
  myNumber: 123456789,
  myBoolean: true,
  jayson: {
    stringify: 'JSON.stringify() method converts a JavaScript value to a JSON string....',
    parse: 'JSON.parse() method parses a JSON string...'
  }
};

var myCopy = null;

Tests:

MobX toJS
myCopy = mobx.toJS(MyObject)
Native structuredClone
myCopy = structuredClone(MyObject);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
MobX toJS
Native structuredClone

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 3 months ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 YaBrowser/25.6.0.0 Safari/537.36

Browser/OS: Yandex Browser 25 on Linux

View result in a separate tab

MobX toJS

7.2M/s

Native structuredClone

995K/s

View exact numbers

Test name	Executions per second
✓ MobX toJS	7,168,772 Ops/sec
Native structuredClone	995,038 Ops/sec

structuredClone() vs MobX toJS() (version: 1)

Comparing performance of: `MobX toJS vs Native structuredClone`

Created: one year ago by: Registered User

Go to the latest result

MobX toJS

Native structuredClone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

structuredClone() vs MobX toJS() (version: 1)

Comparing performance of: MobX toJS vs Native structuredClone

Created: one year ago by: Registered User

Go to the latest result

MobX toJS

Native structuredClone

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

Comparing performance of: `MobX toJS vs Native structuredClone`