Form Handling and Validation in PHP

Every interactive website relies on forms to register users, accept feedback, or process transactions, making form handling a fundamental skill for web development. This text-only course guides you from the absolute basics of PHP form processing to implementing secure, modern validation techniques. You will understand exactly how web servers receive user input and how to write clean, maintainable PHP code to handle it safely. What you'll learn: - Understand the fundamental differences between HTTP GET and POST request methods - Capture and process user input securely using PHP superglobals like $_POST and $_GET - Validate and sanitize form data to protect your applications from security vulnerabilities - Implement modern PHP type hints and native filter functions for cleaner code - Manage form state and display helpful validation errors back to the user - Structure reusable form processing logic using modern coding standards The course begins with key terminology, basic HTTP concepts, and foundational definitions before moving into practical form integration. You will progress through step-by-step written explanations and code snippets covering data capture, validation, and error handling. This course is designed for beginners who have a basic understanding of HTML and want to transition into server-side web development. No advanced programming experience is required. Start building secure, dynamic forms with PHP today.