News Feed
Jobs Feed
Sections




News Archive
Looking for more information on how to do PHP the right way? Check out PHP: The Right Way

DevShed:
Validating IP Addresses with Filters in PHP 5
August 26, 2009 @ 15:52:05

DevShed has posted the seventh part of their "validator" series today. This time they look at validating IP addresses with the filter_var function.

You can surely appreciate this functionality when developing modules, classes, plug-ins, etc. that must perform some kind of strong validation on incoming data. The filter extension comes armed with another handy filter, though, that permits you to check some common things, such as the IP addresses of client machines.

The give an example of using the FILTER_VALIDATE_IP constant to check the IP address format and include the optional FILTER_FLAG_IPV4 check for the IPv4 format.

0 comments voice your opinion now!
validate filter ip address tutorial


blog comments powered by Disqus

Similar Posts

DZone.com: How to send emails from PHP on Windows

PHPBuilder.com: PHP Multithreading with cURL

PHPMaster.com: An Introduction to Services

Maarten Balliauw's Blog: Running Memcached on Windows Azure for PHP

NETTUTS.com: Adding Caching to a Data Access Layer


Community Events











Don't see your event here?
Let us know!


framework install symfony2 podcast language opinion package security composer database unittest hhvm facebook introduction application hack series performance release component

All content copyright, 2014 PHPDeveloper.org :: info@phpdeveloper.org - Powered by the Solar PHP Framework