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String functions

/ Published in: ActionScript 3
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Kinda Coldfusion string functions

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  1. public static function striplast(string:String, delimiter:*):String
  2. {
  3.   var pattern:RegExp = new RegExp("\\" + delimiter , "i");
  4.   var a:Array = string.split(pattern);
  5.   delete a[a.length-1]; 
  6.   return a.join(delimiter);
  7.   // turn -> path/to/folder/ into -> /path/to/
  8. }
  9. public static function stripfirst(string:String, delimiter:*):String
  10. {
  11.   var pattern:RegExp = new RegExp("\\" + delimiter , "i");
  12.   var a:Array = string.split(pattern);
  13.   delete a[0]; 
  14.   return a.join(delimiter);
  15.   // turn -> path/to/folder/ into -> /to/folder
  16. }
  17. public static function listlast(string:String, delimiter:*):String
  18. {
  19.   var pattern:RegExp = new RegExp("\\" + delimiter , "i");
  20.   var a:Array = string.split(pattern);
  21.   return a[a.length-1]; 
  22.   // turn -> path/to/folder/ into -> folder
  23. }
  24. public static function listfirst(string:String, delimiter:*):String
  25. {
  26.   var pattern:RegExp = new RegExp("\\" + delimiter , "i");
  27.   var a:Array = string.split(pattern);
  28.   return a[0];
  29.   // turn -> path/to/folder/ into -> path
  30. }
  31. public static function listGetAt(string:String, delimiter:*,index:int = 0):String
  32. {
  33.   var pattern:RegExp = new RegExp("\\" + delimiter , "i");
  34.   var a:Array = string.split(pattern);
  35.   if (index > a.length) index = a.length - 1;
  36.   return a[index] + delimiter
  37.   // index = 1 turn -> path/to/folder/ into -> to
  38. }
  39.  
  40. // var fileExtension:String = StringUtils.listlast("mysoundfile.flac",".");
  41. // output -> flac

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