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AS3 Get a File Extension from a URL or Filename

/ Published in: ActionScript 3
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  1. function getExtension($url:String):String
  2. {
  3. 	var extension:String = $url.substring($url.lastIndexOf(".")+1, $url.length);
  4. 	return extension;
  5. }
  6.  
  7. trace(getExtension("my_filename.jpg"));
  8. // OUTPUT: jpg

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