Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36
Chrome 96
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Using the spread operator 2053357.0 Ops/sec
Using Object.assign 4930133.0 Ops/sec
Using For-In loop 45789836.0 Ops/sec
Using For-In loop with hasOwnProperty 2926699.8 Ops/sec
Tests:
  • Using the spread operator

  • Using Object.assign

  • Using For-In loop

  • Using For-In loop with hasOwnProperty