A tutorial that walks you through the development of a full featured PHP login system.

Explains why optimizing PHP involves many factors which are not code related, and why tuning PHP requires an understanding of how PHP performs in relation to all the other subsystems on your server, and then identifying bottlenecks caused by these subsyst

Six-part tutorial covering the development of a custom PHP CMS.

Harish Kamath explains how to put a barebones CMS together using three APIs.

Repository of articles and tutorials related to PHP.

Learn how to write PHP classes.

PHP code samples and scripts geared towards solving common (and not so common) problems in IT.

If you have a website, especially one that sells products or services, it can be useful to track the visitors to your site. This article explains how to write a program that will do just that.

Articles previously published in the International PHP Magazine.

PHP/MySQL tutorials.