Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36
Chrome 91
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Using the spread operator 2393547.2 Ops/sec
Using Object.assign 6274998.0 Ops/sec
Not merging 3240062.5 Ops/sec
Tests:
  • Using the spread operator

  • Using Object.assign

  • Not merging