Best Practices

Last updated: April 6, 2026 Minimum PHP Version: PHP 7.4+ Status: Stable

Overview

Best practices are proven patterns that make your code better, safer, and more maintainable. This section covers essential practices every PHP developer should know.

Learning Paths

For Security

1. Security Essentials - Protect against common attacks
2. Error Handling - Handle problems gracefully

For Code Quality

1. Error Handling - Handle errors properly
2. Security Essentials - Secure your code

Quick Reference

Topic	Focus	Effort
Security	Prevent attacks	Essential
Error Handling	Handle problems	Essential
Performance	Speed up code	Important
Naming	Clear variable names	Best practice
Testing	Verify correctness	Important

Essential Topics

Everyone should know: - Security Essentials - SQL Injection, XSS, CSRF prevention - Error Handling - Try/catch, exceptions, logging

Related Topics

• Getting Started - First steps with PHP
• Functions - Write reusable code

See Also

• PHP Best Practices
• OWASP Guidelines

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Start with Security Essentials!