note 103503 added to function.filter-input

Easy way to check array with IP-addresses: <? if(in_array(false, filter_input(INPUT_POST, 'ip', FILTER_VALIDATE_IP, FILTER_REQUIRE_ARRAY))) { echo 'Error!'; } else { echo 'All IP addresses is valid'; } ?> <form action="file.php" method="post"> <input name="ip[]" type="text" value="192.168.1.1"/><br/> <input name="ip[]" type="text" value="192.168.1.2"/><br/> <input name="ip[]" type="text" value="192.168.1.3"/><br/> <input name="ip[]" type="text" value="192.168.1.4"/><br/> <input name="ip[]" type="text" value="192.168.1.5"/><br/> <input name="ip[]" type="text" value="192.168.1.6"/><br/> <input type="submit" value="Send"/> </form> ---- Server IP: 93.93.89.9 Probable Submitter: 178.75.66.37 ---- Manual Page -- http://www.php.net/manual/en/function.filter-input.php Edit -- https://master.php.net/note/edit/103503 Del: integrated -- https://master.php.net/note/delete/103503/integrated Del: useless -- https://master.php.net/note/delete/103503/useless Del: bad code -- https://master.php.net/note/delete/103503/bad+code Del: spam -- https://master.php.net/note/delete/103503/spam Del: non-english -- https://master.php.net/note/delete/103503/non-english Del: in docs -- https://master.php.net/note/delete/103503/in+docs Del: other reasons-- https://master.php.net/note/delete/103503 Reject -- https://master.php.net/note/reject/103503 Search -- https://master.php.net/manage/user-notes.php