Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; Trident/7.0; Touch; rv:11.0) like Gecko
IE 11
Windows
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 910093.4 Ops/sec
Cached property names 3205725.2 Ops/sec
for in 4981386.5 Ops/sec
Object.keys 1054441.1 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys