Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36
Chrome 91
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Object.defineProperty 18313.5 Ops/sec
Object.assign (immutable) 641.3 Ops/sec
Object.assign (mutable) 18421.9 Ops/sec
Script Preparation code:
Tests:
  • Object.defineProperty

  • Object.assign (immutable)

  • Object.assign (mutable)