Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36
Chrome 73
Mac OS X 10.14.3
Desktop
5 years ago
Test name Executions per second
isFunction 5958942.0 Ops/sec
typeof function 750667776.0 Ops/sec
instanceof 6326514.0 Ops/sec
HTML Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof