Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Safari/537.36
Chrome 94
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
parseInt a number 902196.0 Ops/sec
parseInt a string 788286.4 Ops/sec
toString a number 8174266.0 Ops/sec
toString a string 10144830.0 Ops/sec
string literal a number 14270660.0 Ops/sec
string literal a string 10610220.0 Ops/sec
add empty string to number 13901800.0 Ops/sec
add empty string to string 12221380.0 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