Tests:
  • Using the spread operator

  • Using Object.assign

  • Manually copying properties

  • Create new object while copying

  • Create new object from scratch

  • JSON

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    Using the spread operator
    Using Object.assign
    Manually copying properties
    Create new object while copying
    Create new object from scratch
    JSON

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 2 years ago)
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.60 Safari/537.36
Chrome 100 on Linux
View result in a separate tab
Test name Executions per second
Using the spread operator 31898190.0 Ops/sec
Using Object.assign 3078330.0 Ops/sec
Manually copying properties 705501200.0 Ops/sec
Create new object while copying 758133000.0 Ops/sec
Create new object from scratch 762595300.0 Ops/sec
JSON 584969.0 Ops/sec