Beginner PHP Tutorials

Build a small JSON HTTP API on PHP's built-in server, step by step. Each tutorial adds a new concept while extending the running artifact.

Learning Path

#	Tutorial	Concepts
01	Install PHP	Toolchain setup, php -v, php -S
02	Hello World	Basic syntax, <?php, echo
03	Variables and Types	Scalar types, === vs ==, type coercion
04	Control Flow	if, loops, match
05	Functions	Typed params, defaults, named args, arrow functions
06	Arrays	Indexed vs associative, array_map/filter/reduce
07	Classes	Constructor promotion, methods, readonly
08	Hello HTTP	php -S router scripts, $_SERVER
09	JSON Encoding	json_encode/json_decode
10	Serving JSON	The full JSON API artifact — GET /items, GET /items/{id}

Prerequisites

• PHP installed
• Basic programming knowledge (variables, loops, functions)

Start with 01 Install PHP.