<?php //This function separates the extension from the rest of the file name and returns it function findexts ($filename) { $filename = strtolower($filename) ; $exts = split("[/\\.]", $filename) ; $n = count($exts)-1; $exts = $exts[$n]; return $exts; } //This applies the function to our file $ext = findexts ($_FILES['uploaded']['name']) ;

