Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36
Chrome 70
Mac OS X 10.13.6
Desktop
5 years ago
Test name Executions per second
_.isEmpty 280599.7 Ops/sec
Object.keys().length 306978.6 Ops/sec
!window.obj 3116485.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • _.isEmpty

  • Object.keys().length

  • !window.obj


;