Tutorials 参考 练习 Menu
Paid Courses

Java 练习


You can test your Java skills with W3Schools' 练习.


练习

We have gathered a variety of Java exercises (with answers) for each Java Chapter.

Try to solve an exercise by editing some code, or show the answer to see what you've done wrong.

Count Your Score

You will get 1 point for each correct answer. Your score and total score will always be displayed.

Start Java 练习

Good luck!

Start Java 练习 ❯

If you don't know Java, we suggest that you read our Java Tutorial from scratch.


Kickstart your career

Get certified by completing the course

Get certified w3schools CERTIFIED . 2021




W3Schools is optimized for learning and training. 示例 might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using W3Schools, you agree to have read and accepted our terms of use, cookie and privacy policy.

Copyright 1999-2021 by Refsnes Data. All Rights Reserved.
W3Schools is Powered by W3.CSS.