Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36
Chrome 75
Mac OS X 10.14.6
Desktop
5 years ago
Test name Executions per second
Immutable reducer via spread operator 156399.7 Ops/sec
Mutable reducer via property assign 1791683.0 Ops/sec
Script Preparation code:
Tests:
  • Immutable reducer via spread operator

  • Mutable reducer via property assign