Free
Course

Learn C#: Classes, Objects, Interfaces, and Inheritance

Explore C# subclasses, classes, superclasses, and more in this introduction to object-oriented programming with C#.

4.65 out of 5 stars
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3,162 learners enrolled

  • Skill level

    Beginner

  • Time to complete

    Approx. 6 hours

  • Certificate of completion

    Included with paid plans

  • Prerequisites

    1 course

About this course

Continue your C# learning journey with Learn C#: Classes, Objects, Interfaces, and Inheritance. Define your own custom types using classes and objects. Organize, secure, and simplify your code with interfaces and inheritance.

Skills you'll gain

  • Define new classes and methods

  • Use static in your classes

  • Build interfaces

  • Override superclasses

Syllabus

4 lessons • 3 projects • 3 quizzes
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The platform

Hands-on learning

Don’t just watch or read about someone else coding — write your own code live in our online, interactive platform. You’ll even get AI-driven recommendations on what you need to review to help keep you on track.
Animated demonstration of running code in Codecademy's learning environment

Projects in this course

Meet the creator of the course
Meet the full team
Zoe Bachman
Curriculum Director
Curriculum Director at Codecademy and creative technologist. She has designed a range of Codecademy courses, including Learn HTML, Learn C#, Learn Alexa, and the beginner-friendly Learn How to Code.
Meet the full team

Learn C#: Classes, Objects, Interfaces, and Inheritance course ratings and reviews

4.65 out of 5 stars
91 ratings
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  5. 1 star
  • The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.
    Chris
    Codecademy Learner @ USA
  • I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.
    Rodrigo
    Codecademy Learner @ UK
  • Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.
    John-Andrew
    Codecademy Learner @ USA

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Unlock additional features with a paid plan

  • Practice Projects

    Guided projects that help you solidify the skills and concepts you're learning.

  • Assessments

    Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.

  • Certificate of Completion

    Earn a document to prove you've completed a course or path that you can share with your network.
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Join over 50 million learners and start Learn C#: Classes, Objects, Interfaces, and Inheritance today!

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