Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:88.0) Gecko/20100101 Firefox/88.0
Firefox 88
Windows
Desktop
3 years ago
Test name Executions per second
immutable with concat 1475169.8 Ops/sec
direct mutation with splice + spread 820088.7 Ops/sec
Tests:
  • immutable with concat

  • direct mutation with splice + spread