Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36
Chrome 91
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
regex start 370.4 Ops/sec
startsWith 472.4 Ops/sec
regex end 330.7 Ops/sec
endsWith 518.0 Ops/sec
indexOf start 7047.1 Ops/sec
indexOf end 7041.4 Ops/sec
charAt end 835.7 Ops/sec
charCodeAt end 833.5 Ops/sec
charCodeAt start 785.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • regex start

  • startsWith

  • regex end

  • endsWith

  • indexOf start

  • indexOf end

  • charAt end

  • charCodeAt end

  • charCodeAt start