A tutorial on the basics of sessions in PHP.

A quick introduction to PHP sessions and the use of the most basic session handling functions.

A session is the time that a user spends at your Web site. Users may view many Web pages between the time they enter your site and leave it. Often you want information to be available for a complete session. Beginning with version 4.0, PHP provides a way to do this. PHP allows you to set up a session and store session variables. After you create a session, the session variables are available for your use on any other Web page.

Explains how to set and check for cookies using PHP. Also demonstrates a simple way to read and write data to a file.

According to the cookie specification, any cookie set for one domain, must not be sent to any other domain. Therefore, if you set a cookie in your user's browser on one domain, that cookie will not be available on any other domain. This tutorial describes a solution to get around this issue.

This document describes how to customize the session handlers in PHP4. It provides examples of how to write a fully functional session handler that works with DBM files and one that works with a MySQL database.

Usage of sessions is sortly explained by using two examples: a hit counter and a simple password protection script.

This Article takes you step by step in creating a member system for your site. From designing mySQL tables, creating a registration script and logging them in with sessions and cookies.

Learn how to use cookies to allow user downloading a file only once. Limit people from accessing things more than once. Simple comments and explanations.

Code snippet for creating a unique randome ID for cookie management.