Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36
Chrome 76
Mac OS X 10.14.6
Desktop
5 years ago
Test name Executions per second
Using the spread operator 24360820.0 Ops/sec
Using Object.assign 5681030.5 Ops/sec
Using mutation 717673024.0 Ops/sec
Tests:
  • Using the spread operator

  • Using Object.assign

  • Using mutation


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