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Beginner · PHP

PHP for Beginners

Meet PHP, the language behind a huge share of the web. Learn to mix PHP with HTML, store data in variables and arrays, make decisions, repeat work with loops, write functions, handle forms safely, and see how databases make pages dynamic.

PHP powers the server side of millions of websites, from tiny blogs to some of the biggest sites on the internet. In this course you start from zero: printing text with echo, weaving PHP into HTML, and working with variables, numbers, and arrays. Then you add real logic with if statements, loops, and functions. Finally you handle a form the way real sites do, learn why escaping output keeps visitors safe, and see how PHP plus a database turns a fixed page into a living, dynamic website. No experience needed, just curiosity.

Beginner 12 lessons ~100 min PHP
Start the course
01

Say Hello to PHP

What PHP is, where it runs, and your first lines of PHP woven into a real HTML page.

3 lessons
  1. 1 What Is PHP? Meet the language running the server side of a huge share of the web 6 min
  2. 2 echo and Embedding PHP in HTML Your first PHP statement, living happily inside a web page 8 min
  3. 3 Variables and Strings Teaching PHP to remember words and reuse them 9 min
02

Numbers, Lists, and Labels

Do math with PHP, keep lists of things in arrays, and label data clearly with associative arrays.

3 lessons
  1. 4 Numbers and Math Prices, totals, and the arithmetic behind every checkout page 7 min
  2. 5 Lists of Things: Arrays One variable, many values 8 min
  3. 6 Associative Arrays Labeling your data instead of numbering it 8 min
03

Decisions, Loops, and Functions

Give your pages a brain: react to conditions with if/else, repeat work with loops, and bundle logic into reusable functions.

3 lessons
  1. 7 Making Decisions with if and else Different visitors, different pages 8 min
  2. 8 Loops, Especially foreach Do it for every item in the list 9 min
  3. 9 Functions: Write Once, Use Everywhere Bundling code into reusable, named recipes 9 min
04

PHP on the Real Web

Handle a real form with $_POST, keep visitors safe by escaping output, and see how PHP plus a database powers dynamic sites.

3 lessons
  1. 10 Handling a Form with $_POST Receiving what your visitors type 10 min
  2. 11 Why Escaping Output Matters htmlspecialchars, the one-line habit that protects your visitors 8 min
  3. 12 PHP + a Database = a Dynamic Website The final piece: where the data actually lives 10 min