Category: Courses

  • Lesson 15: Advanced Database Operations

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    In this lesson, you’ll learn advanced techniques for working with databases in PHP, including prepared statements for security, transactions for managing complex operations, and joins for querying related data from multiple tables. 15.1 Prepared Statements What are Prepared Statements? A prepared statement is a precompiled SQL query that separates query structure from data values. Advantages:…

  • Lesson 14: CRUD Operations in PHP

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    CRUD stands for Create, Read, Update, and Delete, the fundamental operations of managing data in a database. This lesson will guide you through implementing these operations in PHP using MySQL. Lesson Outline Introduction to CRUD Operations Setting Up the Environment Creating Data (INSERT) Reading Data (SELECT) Updating Data (UPDATE) Deleting Data (DELETE) Practical CRUD Example…

  • Lesson 13: Introduction to MySQL

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    Databases are essential for dynamic web applications. MySQL is one of the most popular relational database management systems (RDBMS) used with PHP. In this lesson, you will learn how to set up a MySQL database and connect it to PHP using PDO and MySQLi. 13.1 Setting Up a Database What is MySQL? MySQL: An open-source…

  • Lesson 12: Error and Exception Handling

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  • Lesson 11: Advanced OOP Concepts

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    In this lesson, you will learn advanced Object-Oriented Programming (OOP) concepts in PHP, including inheritance, polymorphism, abstract classes, and interfaces. These concepts are critical for building reusable, scalable, and modular PHP applications. 11.1 Inheritance What is Inheritance? Inheritance allows a class (child class) to inherit properties and methods from another class (parent class). Promotes code…

  • Lesson 10: Introduction to OOP

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    Object-Oriented Programming (OOP) is a programming paradigm that organizes code into objects and classes. This lesson provides an introduction to OOP in PHP, focusing on classes, objects, constructors, and destructors. 10.1 Classes and Objects What is a Class? A class is a blueprint for creating objects. It defines the properties (attributes) and methods (functions) that…

  • Lesson 9: PHP Sessions and Cookies

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    In this lesson, we will explore how to manage state in PHP using cookies and sessions. These tools allow you to store data about users and their interactions with your website, providing the foundation for features like user authentication, shopping carts, and preferences. 9.1 Setting and Retrieving Cookies What are Cookies? Definition: Small pieces of…

  • Lesson 8: Handling Forms in PHP

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    Forms are a vital part of web applications, enabling user interaction and data submission. This lesson covers handling form submissions using PHP, differentiating between GET and POST methods, and securing user input through validation and sanitization. 8.1 GET vs POST What are GET and POST Methods? Both GET and POST are HTTP request methods used…

  • Lesson 7: Arrays in PHP

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    Arrays are one of the most important data structures in PHP. They allow you to store and manage multiple values in a single variable. This lesson will cover the three types of arrays in PHP: Indexed, Associative, and Multidimensional arrays. Additionally, we will explore commonly used array functions. 7.1 Indexed Arrays What is an Indexed…

  • Lesson 6: Functions in PHP

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    Functions in PHP are reusable blocks of code that perform specific tasks. They help make code modular, efficient, and easier to debug. This lesson will explore defining and calling functions, working with parameters and return values, and understanding variable scope and global variables. 6.1 Defining and Calling Functions What is a Function? A function is…