Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0
Firefox 115
Windows
Desktop
2 years ago
Test name Executions per second
regex start 390.1 Ops/sec
startsWith 339.6 Ops/sec
regex end 379.4 Ops/sec
endsWith 325.0 Ops/sec
indexOf start 9092.7 Ops/sec
indexOf end 8752.5 Ops/sec
charAt end 910.3 Ops/sec
charCodeAt end 1042.2 Ops/sec
charCodeAt start 1051.6 Ops/sec
substring 1858.8 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

  • substring