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Get File Extension

/ Published in: PHP
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  1. /**
  2. *
  3. * @Get File extension from file name
  4. *
  5. * @param string $filename the name of the file
  6. *
  7. * @return string
  8. *
  9. **/
  10. function getFileExtension($filename){
  11.   return substr($filename, strrpos($filename, '.'));
  12. }

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