Possible Duplicate:
C/C++ Struct vs Class
I know the technical differences between a struct and a class; and of course that question has been asked before.
Object-oriented programming relates objects and classes. In C++ taxonomy, is a struct also a class?
The only difference between a struct and class in C++ is the default accessibility of member variables and methods. In a struct they are public; in a class they are private.
Classes and Structs (C++)The two constructs are identical in C++ except that in structs the default accessibility is public, whereas in classes the default is private. Classes and structs are the constructs whereby you define your own types.
C structs are merely aggregates of raw data in the RAM. C++ struct is (almost) the same as C++ class. So yes, if you want to convert a class into a struct, you only need to change class for struct .
Yes, you can. The pointer to the class member variable is stored on the stack with the rest of the struct's values, and the class instance's data is stored on the heap. Structs can also contain class definitions as members (inner classes). Just curious, why did you cross out stack?
Yes, it's a full-blown class - struct
keyword is a syntactic sugar that makes all members publicly accessible by default, while they are private by default in a class
.
Yes. The ONLY difference is that by default in a class
everything is private, and in a struct
, by default everything is public. The difference, in that sense is purely syntactical.
Taxonomically, yes. Other than their different default access specifiers, they are exactly the same in C++.
All members and attributes of a
struct
are public
by default.
All members and attributes of a
class
are private
by default.
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