Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36
Chrome 96
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
isFunction 6609084.0 Ops/sec
typeof function 13593194.0 Ops/sec
instanceof 6938260.0 Ops/sec
wrapped typeof function (like optimized _.isFunction) 6848925.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof

  • wrapped typeof function (like optimized _.isFunction)