Tutorial

Learn Pleno in an afternoon ​

Fifteen short lessons, each with code to edit and run right here in your browser. No installation needed. If you already know JavaScript, TypeScript or Python, most of it will feel familiar.

Start with lesson 1

1. 01Hello, Pleno
2. 02Values and variables
3. 03Strings
4. 04Arrays, maps and ranges
5. 05Making decisions
6. 06Functions
7. 07Types
8. 08Classes
9. 09Enums and match
10. 10Errors
11. 11Functions as values
12. 12Async code
13. 13The standard library
14. 14Testing
15. 15Where to go next