Free
Course

Intro to Java

Get started with Java by learning about the basics of a Java program and variables!

4.64 out of 5 stars
Start
19,241 learners enrolled
  • Skill level

    Beginner
  • Time to complete

    Approx. 10 hours
  • Certificate of completion

    Included with paid plans
  • Prerequisites

    None

About this course

Ready to start your journey into the Java programming language? This course will walk you through understanding the program structure of a Java program, running your very first Java-based code, and storing data inside of a variable. Then you’ll start learning about object-oriented programming by exploring classes and methods.

Skills you'll gain

  • Write your first program

  • Assign variable values

  • Manipulate variables

  • Build a class from scratch

Syllabus

5 lessons • 5 projects • 5 quizzes
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

Intro to Java course ratings and reviews

4.64 out of 5 stars
768 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.

Join over 50 million learners and start Intro to Java today!

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