Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36
Chrome 92
Linux
Desktop
3 years ago
Test name Executions per second
Object.defineProperty 19120.8 Ops/sec
Object.assign (immutable) 677.3 Ops/sec
Object.assign (mutable) 18734.5 Ops/sec
Key set 74344.2 Ops/sec
Script Preparation code:
Tests:
  • Object.defineProperty

  • Object.assign (immutable)

  • Object.assign (mutable)

  • Key set