Free
Course

Learn C#: References

Unlock the power of references, an essential aspect of object-oriented programming in C#.

This course includes
2,229 learners enrolled
This course includes

  • Skill level

    Beginner

  • Time to complete

    Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary
     
    3 hours

  • Projects

    3

  • Prerequisites

    1 course
     
    We suggest you complete the following courses before you get started with Learn C#: References:
    • Learn C#: Classes, Objects, Interfaces, and Inheritance

About this course

Continue your C# learning journey with Learn C#: References. Learn about reference types like objects and interfaces, and how they differ from value types like int and bool. Dive into the Object and String reference types and see how valuable they are in programming.

Skills you'll gain

  • Upcast references

  • Create null references

  • Implement the Object type

Syllabus

3 lessons • 3 projects • 3 quizzes

  • Certificate of completion available with Plus or Pro

    Earn a certificate of completion and showcase your accomplishment on your resume or LinkedIn.

The platform

Hands-on learning

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Explore features

Projects in this course

Meet the creator of the course
Meet the full team
Jace van Auken
Curriculum Developer at Codecademy
Jace is a Curriculum Developer with the Codecademy Computer Science team. He learned to code at an early age by reading a C Primer textbook and playing around with HyperCard on his Macintosh Plus.
Meet the full team

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Reviews from learners

  • 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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Join over 50 million learners and start Learn C#: References today!

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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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