Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36
Chrome 83
Mac OS X 10.12.6
Desktop
4 years ago
Test name Executions per second
immutable with concat 3271698.2 Ops/sec
direct mutation with splice + spread 3477849.0 Ops/sec
Tests:
  • immutable with concat

  • direct mutation with splice + spread