Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:83.0) Gecko/20100101 Firefox/83.0
Firefox 83
Windows 7
Desktop
4 years ago
Test name Executions per second
Object.defineProperty 41494.0 Ops/sec
Object.assign (immutable) 2744.6 Ops/sec
Object.assign (mutable) 33725.1 Ops/sec
Key set 79781.4 Ops/sec
Script Preparation code:
Tests:
  • Object.defineProperty

  • Object.assign (immutable)

  • Object.assign (mutable)

  • Key set