note 103278 added to function.trim

Here's a function to trim strings recursively within an array. <?php // Trim a string or an array of strings recursively function trim_r($array) { if (is_string($array)) { return trim($array); } else if (!is_array($array)) { return ''; } $keys = array_keys($array); for ($i=0; $i<count($keys); $i++) { $key = $keys[$i]; if ( is_array($array[$key]) ) { $array[$key] = trim_r($array[$key]); } else if ( is_string($array[$key]) ) { $array[$key] = trim($array[$key]); } } return $array; } // Test $a = array(' cat ', ' dog ' => ' mouse ', 234); print_r(trim_r($a)); ?> Array ( [0] => cat [ dog ] => mouse [1] => 234 ) ---- Server IP: 69.147.83.197 Probable Submitter: 14.201.79.146 ---- Manual Page -- http://www.php.net/manual/en/function.trim.php Edit -- https://master.php.net/note/edit/103278 Del: integrated -- https://master.php.net/note/delete/103278/integrated Del: useless -- https://master.php.net/note/delete/103278/useless Del: bad code -- https://master.php.net/note/delete/103278/bad+code Del: spam -- https://master.php.net/note/delete/103278/spam Del: non-english -- https://master.php.net/note/delete/103278/non-english Del: in docs -- https://master.php.net/note/delete/103278/in+docs Del: other reasons-- https://master.php.net/note/delete/103278 Reject -- https://master.php.net/note/reject/103278 Search -- https://master.php.net/manage/user-notes.php