Php-Fundamentals

Hello World in PHP

Every programming journey starts with Hello World. Let’s write our first PHP program.

The Code

Create a file named hello.php:

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<?php
echo "Hello, World!\n";

Understanding the …

Variables and Types in PHP

April 18, 2026 php variables types data-types

PHP is a dynamically typed language with weak typing: variables do not require a type declaration, and the interpreter happily converts between types when operations demand it. A single variable can …

Operators in PHP

May 23, 2026 php operators expressions arithmetic

Operators are the verbs of a programming language — they transform values, compare them, and combine them into expressions. PHP inherits much of its operator syntax from C and Perl, but layers on a …

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