Yes, there are several websites that allow you to practice writing code in a real environment. Here are some popular ones:
1.
CodePen (https://codepen.io/)
This is a popular online community for front-end developers to showcase their work and experiment with HTML, CSS, and JavaScript.
2.
JSFiddle (https://jsfiddle.net/)
This is a web-based playground that allows you to test your JavaScript, CSS, and HTML code in real time.
3.
Repl.it (https://repl.it/)
This is an online coding platform that allows you to write, run, and share code in over 50 programming languages.
4.
GitHub (https://github.com/)
This is a web-based platform for version control and collaboration that allows you to create and share code repositories with others.
5.
StackBlitz (https://stackblitz.com/)
This is an online IDE (Integrated Development Environment) for web applications that allows you to create and deploy code in real time.
These websites provide a great way for beginners to practice their coding skills and for more experienced developers to experiment with new technologies.