PHP is no doubt very useful programing language now a days. It is basically made for creating dynamic web pages. It’s importance increases day by day because it is now using in content management systems like wordpress, Joomla, etc. Today i have collected 25+ php tutorials. In this list i includes tutorials from beginner to advanced level.
1- Image Resizing Made Easy with PHP

2- Retrieve Google Analytics Visits and PageViews with PHP

3- 9 Useful PHP Functions and Features You Need to Know

4- How to Create a PHP/MySQL Powered Forum from Scratch

5- How to Properly Create a Website Index Page Using PHP

6- Creating a Bar Graph using CSS and PHP

7- How to Validate Forms in both sides using PHP and jQuery

8- How to Send Text Messages with PHP

9- Rabid Ratings

10- Caching Dynamic PHP pages easily

11- Libchart

12- Reading Excel Documents from PHP applications

13- Retrieve Your Gmail Emails Using PHP and IMAP

14- Using PHP Sessions

15- Create a Photo Admin Site Using PHP and jQuery

16- Vertical Bar Graphs with CSS and PHP

17- Email Error Logs with PHP

18- Retrieve Google Analytics Visits and PageViews with PHP

19- Sanitize and Validate Data with PHP Filters

20- File upload in PHP, Securing the things

21- Build a JSON and PHP product gallery

22- Easy PHP Pagination

23- Logging processes with PHP

24- PHP ajax login form using Jquery

25- jQuery and PHP inline editing

26- How to Code a Signup Form with Email Confirmation

27- Create a shoutbox using PHP and AJAX (with jQuery)



These are really nice tutorials. Thank you!
It is constantly best to learn the underlying computer language and a great foundation of HTML so as to learn PHP in a easier way.