What is the Purpose of filter_var in PHP? | PHP Validation & Sanitization Explained

Описание: What is the Purpose of filter_var in PHP? | PHP Validation & Sanitization Explained
In this PHP tutorial, we explore the purpose and functionality of the filter_var() function in PHP, a powerful tool for validating and sanitizing data. Whether you're a beginner or experienced PHP developer, understanding how to use filter_var() will help you write cleaner, more secure code and protect your applications from malicious data.

🔍 What you'll learn in this video:

What is filter_var() and how it works in PHP
How to use filter_var() for data validation (e.g., emails, URLs)
How to sanitize user input and prevent XSS (Cross-site Scripting) attacks
Practical examples of filter_var() in action
Differences between validation and sanitization in PHP
Best practices for secure PHP coding with filter_var()
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