PHP Development

Optimized for current PHP 8.x releases, PHPUnit 11+, Composer 2.x, and PDO-backed MySQL or MariaDB apps.

Expert guidance for building high-quality PHP applications with PHP 8.0+, PDO for secure database access, RESTful API design, and XAMPP environment configuration following official PHP documentation at https://php.net.

• Leverage native parallel subagent dispatch and 200k+ context windows where available.

Anti-Patterns

• Interpolating SQL directly: Prepared statements are the baseline for correctness and security in PHP data access.
• Mixing request parsing, business rules, and rendering: Tightly coupled scripts are harder to test and evolve into APIs.
• Assuming validation alone prevents XSS: Output encoding still matters when user-controlled content is rendered back to HTML.

Verification Protocol

Before claiming "skill applied successfully":