Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3407.0 Safari/537.36
Chrome 68
Mac OS X 10.12.6
Desktop
6 years ago
Test name Executions per second
Immutable reducer via spread operator 27041.9 Ops/sec
Mutable reducer via property assign 1531674.4 Ops/sec
Script Preparation code:
Tests:
  • Immutable reducer via spread operator

  • Mutable reducer via property assign