note 70092 deleted from function.eregi by felipe
| From: | felipe@php.net | Date: | Mon, 10 Dec 2007 02:34:24 +0000 |
| Subject: | note 70092 deleted from function.eregi by felipe | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-133125@lists.php.net to get a copy of this message | ||
Note Submitter: Walo
----
Simple function to check valid IP address
<?php
function checkValidIp($ip){
if(!eregi("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$", $ip)) $return = FALSE;
else $return = TRUE;
$tmp = explode(".", $ip);
if($return == TRUE){
foreach($tmp AS $sub){
$sub = $sub * 1;
if($sub<0 || $sub>256) $return = FALSE;
}
}
return $return;
}
?>