php

http://www.php.net/
http://www.w3schools.com/PHP/DEfaULT.asP
http://www.hotscripts.com/PHP/index.html
http://www.phpbuilder.com/
http://www.zend.com/en/
http://www.phpclasses.org/.
http://www.webdeveloper.com/forum/forumdisplay.php?s=&daysprune=30&forumid=16
http://www.php-learn-it.com/
http://www.tizag.com/phpT/examples/formex.php/
http://www.codango.com/php/
http://php.happycodings.com/