Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialHan Wu
927 PointsWhat happens if private nor public is added?
Throughout the entirety of Java Basics, I have never learned to add these. Am I supposed to?
2 Answers
David Axelrod
36,073 Pointsprotected is another one. These keywords are for security and tell the program what files can access certain variables or classes. For example, if a class is public, it can be used by any file in the directory. However if you have a private variable, it can only be used in the current class or current file
jason chan
31,009 PointsThose are object oriented programming concepts. Public can be called by any object. But private can be only called by only that particular object within the {}.
I hope that helps.
Han Wu
927 PointsThanks for the reply.
Han Wu
927 PointsHan Wu
927 PointsOh I see. Thanks