Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Mac OS X 11.0.1
Desktop
4 years ago
Test name Executions per second
with spread operator 866787.8 Ops/sec
with mutation 3528657.8 Ops/sec
with object assign 160528.6 Ops/sec
Tests:
  • with spread operator

  • with mutation

  • with object assign