Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:121.0) Gecko/20100101 Firefox/121.0
Firefox 121
Linux
Desktop
11 months ago
Test name Executions per second
Object.defineProperty 75783.4 Ops/sec
Object spread 6752.4 Ops/sec
Object.assign (mutable) 48888.9 Ops/sec
Script Preparation code:
Tests:
  • Object.defineProperty

  • Object spread

  • Object.assign (mutable)