Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.64 Safari/537.36
Chrome 101
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
parseInt a number 1457521.0 Ops/sec
parseInt a string 1229433.0 Ops/sec
toString a number 12035930.0 Ops/sec
toString a string 12655920.0 Ops/sec
string literal a number 24828530.0 Ops/sec
string literal a string 16344810.0 Ops/sec
add empty string to number 23357390.0 Ops/sec
add empty string to string 13237990.0 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