PHP is a server-side programming language used for creating dynamic web sites and interactive web applications. The acronym PHP originally stood for Personal Home Page, but as its functionality grew, this was changed to PHP: Hypertext Preprocessor.

Part 1: PHP Tutorial

1. Introduction to PHP
2. PHP Files
3. PHP Variables
4. PHP Global Variables
5. PHP Constants
6. PHP Language Constants
7. PHP Data Types
8. PHP Operators
   • PHP Shorthand If Else Using Ternary Operator
9. PHP Strings
10. PHP Arrays
    • Associative Arrays in PHP
11. PHP Dates and Time
12. PHP Error Messages
13. PHP Comments
14. PHP Conditional Statements
15. PHP Loops
16. PHP Functions
17. PHP File Handling
18. PHP Directory Handling
19. PHP Cookies and Sessions
20. PHP Sessions
21. PHP Namespacing
22. PHP Document Object Model (DOM) Parser
    • Get Array of HTML Elements
    • Get Array of Attribute Values
    • Get Array of Values

Part 2: Object Oriented Programming with PHP

1. Object Oriented Programming
2. Defining a Class
3. Class Constructors and Magic Methods
4. Inheritance in PHP
5. Static Methods & Properties in PHP Class
6. Abstract Class in PHP
7. PHP Exception Handling
8. Copy Objects of Class
9. Compare Objects of Class
10. Getting Information about Objects and Classes
11. Autoloading Classes

Part 3: PHP Scripts and Database

1. Connect Database with PHP
2. Execute MySQL Query in PHP
3. PHP and MySQL Database Using Object-Oriented Approach

Part 4: PHP and Web Forms

1. How to Get Form Information in PHP
2. Validate Form Data with PHP
3. PHP Upload File Using Forms

Part 5: PHP Functions Reference

1. explode() Function
2. array_shift() Function
3. array_pop() Function
4. filter_var() Function
5. substr() Function
6. strlen() Function
7. strstr() and stristr() Function
8. curl() Function
9. htmlspecialchars() Function
10. trim() Function

Part 6: Miscellaneous

1. Variable Testing in PHP
2. Random Functions in PHP
3. String Functions in PHP
4. How To Resize Image in PHP
5. How To Calculate Difference Between Two Dates in PHP
6. How To Redirect To Different URL in PHP
7. Display 2D Array as HTML Table in PHP
8. How To Get URL of Current Page in PHP
9. How to Read Emails Using PHP
10. MVC Structure in PHP
    • Mapping Routes to Controllers