Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Chrome 92
Windows
Desktop
3 years ago
Test name Executions per second
parseInt a number 693814.4 Ops/sec
parseInt a string 582948.1 Ops/sec
toString a number 7245257.0 Ops/sec
toString a string 8895569.0 Ops/sec
string literal a number 12188680.0 Ops/sec
string literal a string 9473193.0 Ops/sec
add empty string to number 12076200.0 Ops/sec
add empty string to string 11451360.0 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