Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.128 Safari/537.36
Chrome 89
Mac OS X 11.1.0
Desktop
3 years ago
Test name Executions per second
with spread operator 812689.5 Ops/sec
with mutation 3446999.0 Ops/sec
with object assign 148075.5 Ops/sec
Tests:
  • with spread operator

  • with mutation

  • with object assign