note 49956 added to function.ip2long
| From: | mailNO at SPAMdapuzz dot com | Date: | Sun, 13 Feb 2005 19:05:21 +0000 |
| Subject: | note 49956 added to function.ip2long | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-84933@lists.php.net to get a copy of this message | ||
a little function to make a range in this form:
0.0.0.1/0.0.0.255 ==> 0.0.0.1/255
0.0.0.1/255.255.255.255 ==> 0.0.0.1/255.255.255.255
<?php
$primo = "62.4.32.0";
$ultimo = "62.4.63.255";
echo do_range($primo,$ultimo); //Example
function do_range($primo,$ultimo) {
list($a,$b,$c,$d)=explode(".",$primo);
list($e,$f,$g,$h)=explode(".",$ultimo);
if ($a !== $e) return "$primo/$ultimo";
else {
if ($b !== $f) return "$primo/$f.$g.$h";
else{
if ($c !== $g) return "$primo/$g.$h";
else {
if ($d !== $h) return "$primo/$h";
else return -1; //error
}
}
}
}
?>
Please write me if you have any suggestion
----
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