Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36
Chrome 67
Mac OS X 10.13.5
Desktop
6 years ago
Test name Executions per second
with spread operator 72337.8 Ops/sec
with mutation 2800879.8 Ops/sec
with object assign 111732.0 Ops/sec
Tests:
  • with spread operator

  • with mutation

  • with object assign