Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.182 Safari/537.36
Chrome 88
Mac OS X 11.1.0
Desktop
3 years ago
Test name Executions per second
parseInt a number 940756.1 Ops/sec
parseInt a string 782463.1 Ops/sec
toString a number 8382276.0 Ops/sec
toString a string 10742730.0 Ops/sec
string literal a number 17790000.0 Ops/sec
string literal a string 12031010.0 Ops/sec
add empty string to number 17447010.0 Ops/sec
add empty string to string 16444990.0 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