Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36
Chrome 91
Linux
Desktop
3 years ago
Test name Executions per second
immutable with concat 2824309.8 Ops/sec
direct mutation with splice + spread 298110.7 Ops/sec
Tests:
  • immutable with concat

  • direct mutation with splice + spread