Re: IPs comparing
| From: | Jason Wong | Date: | Wed, 27 Nov 2002 18:19:18 +0000 |
| Subject: | Re: IPs comparing | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-126322@lists.php.net to get a copy of this message | ||
On Thursday 28 November 2002 01:51, Jesús Pérez wrote:
> Hi,
>
> I have several subnets in my network and want to show different webs
> depending on the subnet the user was.
>
> I know how to get the IP but not how to compare two IPs numeracally, I
> mean:
>
>
> If ((USER-IP > 192.168.0.1) && (USER-IP < 192.168.0.255))
> Else if ((USER-IP > 192.168.1.1) && (USER-IP < 192.168.1.255))
> ...
>
> What do you suggest me?
If the cases are as simple as the examples above then you can just use string
comparison functions. Something like:
if (strstr($USER_IP, '192.168.0.')) {
do_something(); ...
--
Jason Wong -> Gremlins Associates -> www.gremlins.biz
Open Source Software Systems Integrators
* Web Design & Hosting * Internet & Intranet Applications Development *
/*
A memorandum is written not to inform the reader, but to protect the writer.
-- Dean Acheson
*/