Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Chrome 92
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
regex start 369.0 Ops/sec
startsWith 429.2 Ops/sec
regex end 341.7 Ops/sec
endsWith 485.5 Ops/sec
indexOf start 6535.1 Ops/sec
indexOf end 6579.2 Ops/sec
charAt end 719.3 Ops/sec
charCodeAt end 620.5 Ops/sec
charCodeAt start 642.2 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