Online PHP editor | refs for La6i5

<?php $s = 'Happy^ hour^ / is fun //'; function filenameEncode($possible_filename){ $fngood = str_replace(array('^',';','/',':'), array('^^',';;','^',';'), $possible_filename); return $fngood; } function filenameDecode($possible_filename){ $fngood = str_replace(array('^^',';;','^',';'), array('^',';','/',':'), $possible_filename); return $fngood; } echo $s."\n"; $t = filenameEncode($s); $u = filenameDecode($t); echo $t; echo $u; if ($s === $u){ echo 'test passed'; }