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W3Schools Online Web Tutorials

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.

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W3Schools Online Web Tutorials Tutorials References Exercises Certificates Menu Search field &times; See More NEW W3Schools app iOS & Android Start the adventure Sign In +1 Get Certified Get Certified My W3Schools Tutorials References Exercises Certificates W3Schools app iOS & Android NEW Spaces Get Certified Plus Practice Academy All our Services Logout &times; &times; Tutorials Tutorials Learn web development, programming, data science, and more. 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Free Tutorials Enjoy our free tutorials like millions of other internet users since 1999 References Explore our selection of references covering all popular coding languages W3Schools app NEW For iOS & Android, start a new learning adventure. Create a Website Create your own website with W3Schools Spaces - no setup required Exercises Test your skills with different exercises Quizzes Test yourself with multiple choice questions Code Challenges Test your skills with interactive code challenges Get Certified Document your knowledge Log in / Sign Up Create an account to track your progress League Earn XP and climb the ranks with different challenges Upgrade Become a PLUS user and unlock powerful features (ad-free, hosting, support,..) Where To Start Not sure where you want to start? Follow our guided path Code Editor (Try it) With our online code editor, you can edit code and view the result in your browser Templates We have created a bunch of responsive website templates you can use - for free! Web Hosting Host your own website, and share it to the world with W3Schools Spaces Create a Server Create your own server using Python, PHP, React.js, Node.js, Java, C#, etc. How To's Large collection of code snippets for HTML, CSS and JavaScript CSS Framework Build fast and responsive sites using our free W3.CSS framework Videos Learn the basics of HTML in a fun and engaging video tutorial Browser Statistics Read long term trends of browser usage Typing Speed Test your typing speed Color Picker Use our color picker to find different RGB, HEX and HSL colors. Newsletter Join our newsletter and get access to exclusive content every month Emojis Reference Check out our refererence page with all the emojis supported in HTML Code Game W3Schools Coding Game! 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Every tutorial is packed with examples you can run and edit in your browser: HTML CSS JavaScript Python SQL Java C C++ C# PHP React W3.CSS Bootstrap 5 MySQL jQuery DSA TypeScript Swift AngularJS R Rust HTML example <!DOCTYPE html> <html> <head> <title>HTML Tutorial</title> </head> <body> <h1>This is a heading</h1> <p>This is a paragraph.</p> </body> </html> Try it Yourself &raquo; Learn HTML HTML Reference HTML Certificate CSS example body { background-color: lightblue; } h1 { color: white; text-align: center; } p { font-family: verdana; } Try it Yourself &raquo; Learn CSS CSS Reference CSS Certificate JavaScript example <button onclick="myFunction()">Click Me!</button> <script> function myFunction() { let x = document.getElementById("demo"); x.style.fontSize = "25px"; x.style.color = "red"; } </script> Try it Yourself &raquo; Learn JavaScript JavaScript Reference JavaScript Certificate Python example if 5 > 2: print("Five is greater than two!") Try it Yourself &raquo; Learn Python Python Reference Python Certificate SQL example SELECT * FROM Customers WHERE Country='Mexico'; Try it Yourself &raquo; Learn SQL SQL Reference SQL Certificate Java example public class Main { public static void main(String[] args) { System.out.println("Hello World"); } } Try it Yourself &raquo; Learn Java Java Reference Java Certificate C example #include <stdio.h> int main() { printf("Hello World!"); return 0; } Try it Yourself &raquo; Learn C C Reference C Certificate C++ example #include <iostream> using namespace std; int main() { cout << "Hello World!"; return 0; } Try it Yourself &raquo; Learn C++ C++ Reference C++ Certificate C# example using System; namespace HelloWorld { class Program { static void Main(string[] args) { Console.WriteLine("Hello World!"); } } } Try it Yourself &raquo; Learn C# C# Certificate PHP example <!DOCTYPE html> <html> <body> <?php echo "My first PHP script!"; ?> </body> </html> Try it Yourself &raquo; Learn PHP PHP Reference PHP Certificate React example import { createRoot } from 'react-dom/client'; function Hello() { return ( <h1>Hello World!</h1> ); } createRoot(document.getElementById('root')).render(<Hello />); Try it Yourself &raquo; Learn React React Certificate Example Try it Yourself &raquo; Learn Reference Certificate All languages HTML The building blocks of every webpage CSS Style and layout for web pages JavaScript Interactive and dynamic web pages SQL Query and manage databases Python Popular language for web, data & AI Java Object-oriented programming language C A powerful general-purpose language C++ The language behind games & engines C# Build apps, games and web services PHP Server-side scripting language React Build interactive user interfaces MySQL Store and manage relational data Excel Spreadsheets and data DSA Data Structures and Algorithms And 40+ more W3.CSS, TypeScript, Git, Django, NumPy, jQuery, Bootstrap, R, AI, Data Science and many more Browse all tutorials Free account Save your progress. Everywhere. Learning is free with or without an account. Sign up to keep your XP, streaks and progress, on w3schools.com and in the Adventure app. Progress tracking XP & streaks Ad-free learning Access to App Challenges Practice problems Leagues Build & host websites Start in one click Create your free account and pick up where you left off, anywhere. Sign In or Sign Up Certificates Kickstart your career. Get certified by completing a course. Document your skills with a credential trusted by employers since 1999. Get certified See all certificates Certified HTML Developer Issued by W3Schools Verified credential you can share my-portfolio.w3spaces.com index.html style.css <h1>My Portfolio</h1> <p>Built with Spaces.</p> <a href="#">Say hi</a> body { font-family: Arial, sans-serif; padding: 24px; } h1 { color: #04AA6D; } a { background: #04AA6D; color: white; } Preview My Portfolio Built with Spaces. Say hi W3Schools Spaces Build and host websites. Code directly in your browser, nothing to install. When you are ready, publish your site with one click. No setup Templates to start from Hosting included Try Spaces Learn more Test your skills Practice with W3Schools Exercises, quizzes and a new coding challenge every week. Exercises Quizzes Weekly problem +1 Sign in to track progress New W3Schools Adventure App Coding fundamentals as a game. Bite-sized lessons and challenges. Learn more &raquo; Ready to start your journey? 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