How to use a variable in another class

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Hi All.
I have just study Object C iPhone for a week.But I not yet how to use a variable from another class. Ex: I have 2 class RootViewControllor.h and BooksViewControllor.m
at RootViewControllor.h was declared as below:
@interface RootViewControllor : IUTableViewControllor{
NSArray *authorList;
}

@property (retain) NSArray *authorList;
@end

Now I want to at BooksViewControllor.m I can use variable authorList t to get or set value to it, that mean is authorList can be used both RootViewControllor.m and BooksViewControllor.m

Please help me this problem!

Thanks in advance.

Posted 17-Apr-12 17:23pm

ngthtra

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Sathish Kumar Namachivayam · Answer 1 · 2012-05-21T23:37:00

Solution 1

1) You need to synthesize the variable in RootViewControllor.m file

@synthesize authorList;

2) and u have to implement the RootViewControllor.h in BooksViewControllor.m

3) Now you can access the authorList in BooksViewControllor.m using RootViewControllor object.

Posted 21-May-12 23:37pm

Sathish Kumar Namachivayam