Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Chrome 74
Mac OS X 10.14.6
Desktop
5 years ago
Test name Executions per second
isFunction 5426952.5 Ops/sec
typeof function 785205504.0 Ops/sec
instanceof 6335471.0 Ops/sec
HTML Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof