Advanced PHP
Once you have mastered the basics of PHP from our 'Learn PHP' series of tutorials, you can move on to learning more advanced PHP concepts.
The Mathematics of Time in PHP
More information about dealing with Time in PHP
The Three Most Basic Regular Expressions
The three most simple regular expressions that you will use with PHP
Using the PHP MAIL function
Using the PHP MAIL function to send form data to email
Using Cookies with PHP
Cookies are used to store information about a user on their computer.
Basic PHP Sessions
A tutorial explaining the basics of using sessions in PHP
Execute PHP from a .html File
How to execute PHP code in a file with a .html extension
Introduction to Preg in PHP
Understanding the preg_grep, preg_match, preg_match_all, preg_replace, and preg_split functions and how to use them on your PHP website
Including external files in PHP
Include external files into a PHP file using the include or require commands
Building Variables From Variables
How build variables on the fly with PHP.
Writing to a File From PHP
Writing to a file using PHP to add data
Uploading Files with PHP
Upload a file from your browser to your server using PHP
Renaming PHP Uploads
How to rename files uploaded by users before saving them to the server.
PHP File Upload Security Ideas
Allowing users to upload files to your website poses security risks. Here are some ideas to help protect yourself.
Read & Return Data From Files into PHP
How to open an external file with PHP and download its contents to use within your PHP file.
Using Encryption
Using the crypt function in PHP to encrypt passwords and keep them safe
Artificial Intelligence with PHP
Artificial intelligence is a responsive form of programing designed to simulate a human response. These sites give us more insight on how to do it with PHP.
Seperate Language Files
Why you should create a separate language file when creating a script you plan to release.
Use PHP in a File That Supports Mixed Scripting Languages
How to use PHP in a file that supports mixed scripting languages
Working with someone else's code
A quick guide to working with someone else's code
Jumping into regular expressions
A basic guide to regular expressions, a useful skill in PHP programming.