To add a class in a Visual Studio C++ project, in Solution Explorer, right-click the project, choose Add, and then choose Class . This command opens the Add Class dialog box. When you add a class, you must specify a name that is different from classes that already exist in MFC or ATL.
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Add a New Class to the Application Choose ‘Add Class…’ from the Project menu of Visual Studio or Microsoft C# Express Edition . You will be asked for a name for the new class. Type ‘Vehicle’ and click the Add button. A new class file is generated with the definition of the class already added.
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