Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36
Chrome 79
Mac OS X 10.15.1
Desktop
4 years ago
Test name Executions per second
isFunction 6605570.0 Ops/sec
typeof function 769875648.0 Ops/sec
instanceof 7131193.0 Ops/sec
HTML Preparation code:
Tests:
  • isFunction

  • typeof function

  • instanceof