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access base class field from derived&&subclass


access base class field from derived&&subclass

By : aaya
Date : November 15 2020, 06:54 AM
this one helps. SubDerived is nested,that's why it has access to private members of the parent type.If you make it like this:
code :
class Base
{
   int i = 1;
}
public class SubDerived : Base
{
   public void f()
   {
        Console.WriteLine(base.i);
   }
}


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Why `this` can't access the derived class members from base class methods when called for derived class object

Why `this` can't access the derived class members from base class methods when called for derived class object


By : Roilan Salians
Date : March 29 2020, 07:55 AM
hop of those help? Me: When the compiler compiles Base::get function, it cannot see Derived::put function.
You : Isn't the Derived::put in the same file? Why can't the compiler see that?
How to access a derived class field from a base class array?

How to access a derived class field from a base class array?


By : muhammad hassan Amin
Date : March 29 2020, 07:55 AM
help you fix your problem You can cast one of the items in the array to bar and as access it that way,
code :
bar barVar = (bar)fooArray[2];
int fooBarInt = barVar.fooBar;
bar barVar = fooArray[2] as bar;
if (barVar != null)
{
    // user barVar.fooBar;
}
public class bar : foo
{
    public int fooBar = 0;
}
How does friend class of the base class access members of that base class through objects of class derived from the base

How does friend class of the base class access members of that base class through objects of class derived from the base


By : Abdullah Essa
Date : March 29 2020, 07:55 AM
this will help Here is my codes in file source.cpp: , According to [class.access.base]/5:
How to access field values of a derived class from it's base class in java?

How to access field values of a derived class from it's base class in java?


By : Mithun
Date : March 29 2020, 07:55 AM
should help you out Given a Field f you can read the value of that field in a particular object using f.get(object)
why an object of class Derived, refered by class Base reference, is not compiled when trying to print Derived field?

why an object of class Derived, refered by class Base reference, is not compiled when trying to print Derived field?


By : ron33
Date : October 08 2020, 04:00 PM
Any of those help I am new to java and object-oriented programming in general and got stumbled with a problem I could not find an answer to: ,
when typing:
code :
System.out.println(((Derived)someDerive).derivedDouble);
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