Documentation | PHP: Hypertext Preprocessor

Getting Started

Installation

Everything you need to know before getting started with PHP.

First Script

Create a simple "Hello, World!" script to verify your PHP installation.

Syntax

Learn the basics of writing PHP code using variables, operators, and basic functions.

Core Concepts

Variables

Learn about PHP's dynamic variable system and scoping rules.

Data Types

Explore PHP's type system including scalars, arrays, and objects.

Conditionals

Use if/else statements and the ternary operator for program logic flow.

Loops

Master the various loop types available in PHP including foreach.

Advanced Topics

Object-Oriented

Create objects with properties and methods using PHP's OOP features.

Functions

Define and use functions including named and anonymous functions.

Arrays

Work with indexed, associative, and multidimensional arrays.

Strings

Learn about string operations including concatenation and regex.

Error

Handle runtime errors with try/catch blocks and exception types.

Security

Protect your application from common vulnerabilities like XSS.

PHP 8.2 Features

Enum Classes

Create strongly-typed enums with complex values and properties.

Constructor Property Promotion

Simplify class definitions by promoting constructor parameters to properties directly.

Static Return Types

Enable more accurate type resolution in large object hierarchies.

PHP Manual

Getting Started

Installation

First Script

Syntax

Core Concepts

Variables

Data Types

Conditionals

Loops

Advanced Topics

Object-Oriented

Functions

Arrays

Strings

Error

Security

PHP 8.2 Features

Enum Classes

Constructor Property Promotion

Static Return Types

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