Tests:
  • Using the spread operator

    AخA
     
    const firstObject = { sampleData: 'Hello world' }
    const secondObject = { moreData: 'foo bar' }
    const finalObject = {
        ...firstObject,
        ...secondObject
    };
  • Using Object.assign

     
    const finalObject = { sampleData: 'Hello world' }
    const secondObject = { moreData: 'foo bar' }
    Object.assign(finalObject, secondObject);
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    Using the spread operator
    Using Object.assign

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: 4 years ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.192 Safari/537.36
Chrome 88 on Mac OS X 11.2.2
View result in a separate tab
Test name Executions per second
Using the spread operator 2482476.0 Ops/sec
Using Object.assign 5658880.0 Ops/sec