Re: Determining IP address

> I was wondering if there is a way in PHP that you can determine the IP > address? I am wondering because I am developing a simple web based > program (in php) for use in a hospital setting and I want to do some > checks to make sure that the program is not being run from a computer > outside of the hospital. Instead of having user names and passwords, I > thought it would be eaiser if I just checked the IP address, especially > since this is not a program that really has to be secure, but I would > like to prevent just anyone from using it. Is this possible with php? > Thanks, > Andrew V. Romero Yes, you can get it from the webserver environment - there's a section in the Php manual about this here: http://www.php.net/manual/en/language.variables.external.php 'Environment variables' is the section you want jason