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Posted By

apphp-snippets on 02/24/13


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php file extension


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Get File Extension in PHP

 / Published in: PHP
 

URL: http://www.apphp.com/index.php?snippet=php-get-file-extension

This code allows to pass filename in the $file_name variable and function will return file extension only.

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  1. <?php
  2. function get_file_extension($file_name)
  3. {
  4.     /* may contain multiple dots */
  5.     $string_parts = explode('.', $file_name); 
  6.     $extension = $string_parts[count($string_parts) - 1];
  7.     $extension = strtolower($extension);
  8.     return $extension;
  9. }
  10. ?>

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