Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36
Chrome 119
Windows
Desktop
one year ago
Test name Executions per second
Using the spread operator 43951744.0 Ops/sec
Using Object.assign 5034821.5 Ops/sec
Manually copying properties 992088256.0 Ops/sec
Create new object while copying 962004032.0 Ops/sec
Create new object from scratch 982377152.0 Ops/sec
Tests:
  • Using the spread operator

  • Using Object.assign

  • Manually copying properties

  • Create new object while copying

  • Create new object from scratch


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