Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36
Chrome 88
Windows
Desktop
3 years ago
Test name Executions per second
parseInt a number 538713.1 Ops/sec
parseInt a string 448035.4 Ops/sec
toString a number 5412250.0 Ops/sec
toString a string 6578383.0 Ops/sec
string literal a number 9524783.0 Ops/sec
string literal a string 7020294.0 Ops/sec
add empty string to number 9716446.0 Ops/sec
add empty string to string 9087466.0 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