Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0
Firefox 78
Windows
Desktop
3 years ago
Test name Executions per second
immutable with concat 711881.9 Ops/sec
direct mutation with splice + spread 298200.2 Ops/sec
Tests:
  • immutable with concat

  • direct mutation with splice + spread