forward-declaration
What is forward declaration in c++? [duplicate]
This question already has answers here: What are forward declarations in C++? (8 answers) Closed 5 y开发者_JAVA技巧ears ago.[详细]
2023-02-09 06:34 分类:问答Can anyone give example of forward declaration in objective C for a normal class and not for category or protocol?
Can anyone give example of forward declaration in objective C for a normal class and not for category or pr开发者_StackOverflowotocol?/*[详细]
2023-02-08 02:02 分类:问答Forward declaration of std::wstring
// This is a header file. class MyClass; // It can be forward declared because the function uses reference.[详细]
2023-02-07 05:52 分类:问答Smart Pointers, Forward Declaration, and C4150
So as part of a large hobby learning project I have implemented a mostly complete smart pointer implementation.It does practically every thing I ask of it, except for one minor detail that may prove t[详细]
2023-02-06 02:00 分类:问答How do I implement a unary operator overload for a forward declared type in C++?
The following code does not compile in Visual Studio 2008. How do I get it to allow a unary operator in the Foo1 class that converts开发者_StackOverflow社区 it to a Bar, when Foo1 is defined before Ba[详细]
2023-02-04 22:16 分类:问答forward declaring with inheritance information
This compiles fine, although I wouldn\'t want to try running it just yet. However ... //class base; //class derived;[详细]
2023-02-04 07:51 分类:问答C++ method declaration, class definition problem
I have 2 classes: A and B. Some methods of class A need to use class B and the opposite(class B has methods that need to use class A).[详细]
2023-02-02 00:52 分类:问答Delete objects of incomplete type
This one made me think: class X; void foo(X* p) { delete p; } How can we possibly delete p if we do not even know whether X has visible destructor? g++ 4.5.1 gives three warnings:[详细]
2023-01-28 00:31 分类:问答What is the <iosfwd> header?
What\'s the <iosfwd> header used for? Why is it necessary?开发者_JAVA技巧 Any example?It\'s so you can declare, in your own headers, methods that rely on the declarations of iostream types with[详细]
2023-01-27 14:01 分类:问答forward declaration and typename using new keyword
I\'m getting an error below in the class a declaring a new pointer of type b. Please help. #include <iostream>[详细]
2023-01-26 08:42 分类:问答