Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36
Chrome 81
Windows
Desktop
4 years ago
Test name Executions per second
isFunction 4291048.0 Ops/sec
typeof function 738446208.0 Ops/sec
instanceof 4658268.5 Ops/sec
HTML Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof