Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.62
Chrome 103
Windows
Desktop
2 years ago
Test name Executions per second
Object.defineProperty 18218.8 Ops/sec
Object spread 4575.1 Ops/sec
Object.assign (mutable) 19431.1 Ops/sec
Script Preparation code:
Tests:
  • Object.defineProperty

  • Object spread

  • Object.assign (mutable)