Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Chrome 130
Windows
Desktop
one month ago
Test name Executions per second
Using the spread operator 36945964.0 Ops/sec
Using Object.assign 3870273.2 Ops/sec
Manually copying properties 141364224.0 Ops/sec
Create new object while copying 139620880.0 Ops/sec
Create new object from scratch 147503120.0 Ops/sec
Tests:
  • Using the spread operator

  • Using Object.assign

  • Manually copying properties

  • Create new object while copying

  • Create new object from scratch