Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1 Safari/605.1.15
Safari 13
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
with spread operator 120850.5 Ops/sec
with mutation 3742349.0 Ops/sec
with object assign 237857.0 Ops/sec
Tests:
  • with spread operator

  • with mutation

  • with object assign