Run details:
Mozilla/5.0 (Linux; Android 14; SM-S928B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.149 Mobile Safari/537.36 OPR/81.6.4292.79147
Opera Mobile 81
Android
Mobile
2 months ago
Test name Executions per second
for...in 5460.6 Ops/sec
Object.keys+forEach (ES5) 8041.0 Ops/sec
for...of - keys (ES6) 7939.3 Ops/sec
for...of - values (ES6) 7061.0 Ops/sec
for...of - entries (ES8) 5888.1 Ops/sec
Object.entries (ES8) 5880.6 Ops/sec
Script Preparation code:
Tests:
  • for...in

  • Object.keys+forEach (ES5)

  • for...of - keys (ES6)

  • for...of - values (ES6)

  • for...of - entries (ES8)

  • Object.entries (ES8)