Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Chrome 120
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
typeof -> string 2005123.2 Ops/sec
Object.prototype.toString.call -> string 748327.1 Ops/sec
typeof -> boolean 1975382.0 Ops/sec
Object.prototype.toString.call -> boolean 749720.7 Ops/sec
typeof -> object 1940927.4 Ops/sec
Object.prototype.toString.call -> object 747493.5 Ops/sec
typeof -> function 1943449.9 Ops/sec
Object.prototype.toString.call -> function 745943.1 Ops/sec
Script Preparation code:
Tests:
  • typeof -> string

  • Object.prototype.toString.call -> string

  • typeof -> boolean

  • Object.prototype.toString.call -> boolean

  • typeof -> object

  • Object.prototype.toString.call -> object

  • typeof -> function

  • Object.prototype.toString.call -> function