Learn PHP. PHP is a server scripting language, and a powerful tool for making dynamic and interactive Web pages. PHP is a widely-used, free, and efficient alternative to competitors such as Microsoft's ASP. Start learning PHP now »

Understand what PHP is and how to write PHP scripts. Learn PHP syntax and how to use variables and data types. Use conditional statements (if, else, switch) and loops (while, for). Use functions to make code reusable. Handle forms and user input with PHP. Learn how to use Arrays and file management.

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

Think SECURITY when processing PHP forms! This page does not contain any form validation, it just shows how you can send and retrieve form data. However, the next pages will show how to process PHP forms with security in mind! Proper validation of form data is important to protect your form from hackers and spammers!

With PHP, you can connect to and manipulate databases. MySQL is the most popular database system used with PHP.

PHP include vs. require. The require statement is also used to include a file into the PHP code. However, there is one big difference between include and require; when a file is included with the include statement and PHP cannot find it, the script will continue to execute:

PHP Built-in Functions. PHP has over 1000 built-in functions that can be called directly, from within a script, to perform a specific task. Please check out our PHP reference for a complete overview of the PHP built-in functions.

For example, this is how a 5-week PHP study plan could look like: Week 1: Introduction, Variables; Week 2: Echo / Print, Data Types, Strings, Operators & Math; Week 3: Conditionals, Loops, Functions, Arrays; Week 4: Superglobals, RegEx, Forms, Advanced, OOP; Week 5: MySQL Database, XML, AJAX, PHP Certification Exam; Image of Sample PHP study plan:

Understand what PHP is and how to write PHP scripts. Learn PHP syntax and how to use variables and data types. Use conditional statements (if, else, switch) and loops (while, for). Use functions to make code reusable. Handle forms and user input with PHP. Learn how to use Arrays and file management.