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PHP — Beginner Guides

Five plain-English guides. Start at the top and work down — each one builds on the last.

What the language is, why it exists, where it runs, and how it connects to yttcom.net

Variables, strings, arrays, loops, functions — the building blocks of every PHP file

Working With Files

How PHP reads and writes files on the server — why this matters for yttcom endpoints

What happens when a browser or curl calls your PHP script — requests, responses, JSON

Security Basics

Tokens, why bad input is dangerous, rate limiting — keeping yttcom.net locked down