[PHP] displaying client IP address

I an effort to deter fraudulent credit cards, I'd like to display the client's IP address. Anyone know how this is done with PHP scripting? There is SSI code Perl code for this, but I need to have this be a .php page since it's talking to MySQL. Any help would be much appreciated. Hugo --

[PHP] Configuration question

I just installed PHPDEV423 to my WIN2000 box. The PHP is functioning (includes are working fine), but I can not read variables from a URL. Ex. a href=secondPage.php?PHOTO=PICT0048.jpglink/a Once the link is clicked. The secondPage.php is not reading the PHOTO= variable. Any help on the mistake in