Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36
Chrome 67
Windows
Desktop
6 years ago
Test name Executions per second
Immutable reducer via spread operator 19375.0 Ops/sec
Mutable reducer via property assign 1013746.4 Ops/sec
Script Preparation code:
Tests:
  • Immutable reducer via spread operator

  • Mutable reducer via property assign