What is the Purpose of filter_var in PHP? | PHP Validation & Sanitization Explained
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()
#PHP
#filter_var
#PHPValidation
#PHPSanitization
#WebSecurity
#PHPFunctions
#PHPDevelopment
#SecureCoding
#PHPProgramming
#SanitizeInput
#PHPFilterFunctions
#PHPCodeExamples
#PHPForBeginners
#PHPWebSecurity
#PHPFormValidation
PHP, filter_var, filter_var PHP, PHP validation, PHP sanitization, PHP data validation, PHP security, sanitize user input PHP, PHP filter functions, PHP tutorial, PHP code examples, PHP form validation, data validation PHP, sanitize data PHP, PHP best practices, web security PHP
