Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:81.0) Gecko/20100101 Firefox/81.0
Firefox 81
Linux
Desktop
4 years ago
Test name Executions per second
getOwnPropertyNames 5190782.0 Ops/sec
Cached property names 26786998.0 Ops/sec
for in 24593292.0 Ops/sec
Object.keys 5327491.5 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys