Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Windows
Desktop
3 years ago
Test name Executions per second
isFunction 6210054.5 Ops/sec
typeof function 971784576.0 Ops/sec
instanceof 6674090.5 Ops/sec
HTML Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof