Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36
Chrome 111
Windows
Desktop
one year ago
Test name Executions per second
Object.fromEntries 93.4 Ops/sec
Reduce (reuse object) 1057.0 Ops/sec
Reduce (creating temporary objects) 22.9 Ops/sec
Map (reduce) 678.9 Ops/sec
Map (constructor) 811.3 Ops/sec
Script Preparation code:
Tests:
  • Object.fromEntries

  • Reduce (reuse object)

  • Reduce (creating temporary objects)

  • Map (reduce)

  • Map (constructor)