Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.55 Safari/537.36
Chrome 96
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
parseInt a number 829675.9 Ops/sec
parseInt a string 626089.8 Ops/sec
toString a number 5575083.0 Ops/sec
toString a string 8624340.0 Ops/sec
string literal a number 13867850.0 Ops/sec
string literal a string 9775791.0 Ops/sec
add empty string to number 13569070.0 Ops/sec
add empty string to string 12344120.0 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