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Posted By

kirik on 11/11/09


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get file extension


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BrianCoyDesign


Get file extension

 / Published in: PHP
 

This function works correct with files with no extension.

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  1. function getExtension($filename)
  2. {
  3.     return ('.' . ($ext = pathinfo($filename, PATHINFO_EXTENSION)) == $filename) ? null : $ext;
  4. }
  5.  
  6. // Example:
  7. var_dump(getExtension('.htaccess'), getExtension('image.jpg'));
  8. // Result:
  9. // NULL
  10. // string(3) "jpg"

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