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Java

Why do we need m when we initiate instance variables?

Ex: public class Treet { private String mAuthor; private String mDescription; private Date mCreationDate; ....

2 Answers

It is just a naming convention to highight the fact that they're member variables of a class. It isn't compulsory, just good practice.

Hope that helps.

Steve.

Craig Dennis
STAFF
Craig Dennis
Treehouse Teacher

Yes as Steve stated, not required, but is a style thing. In these beginning lessons I am following the Android style guide