Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36
Chrome 93
Mac OS X 10.14.6
Desktop
3 years ago
Test name Executions per second
parseInt a number 926611.3 Ops/sec
parseInt a string 729821.1 Ops/sec
toString a number 7686200.0 Ops/sec
toString a string 10015120.0 Ops/sec
string literal a number 15141030.0 Ops/sec
string literal a string 10003070.0 Ops/sec
add empty string to number 15014960.0 Ops/sec
add empty string to string 14035390.0 Ops/sec
Script Preparation code:
Tests:
  • parseInt a number

  • parseInt a string

  • toString a number

  • toString a string

  • string literal a number

  • string literal a string

  • add empty string to number

  • add empty string to string