J
Jeff0803
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I made a form(base class) which perform data input.
Two new class will be inherited from this base class.
The SaveData() method will be implemented from inherited class.
However I can't decide whether I have base class's SaveData as virtual method or inherit from interface.
I can implement with those two ways but want to know any rule which can decide between virtual or interface.
Continue reading...
Two new class will be inherited from this base class.
The SaveData() method will be implemented from inherited class.
However I can't decide whether I have base class's SaveData as virtual method or inherit from interface.
I can implement with those two ways but want to know any rule which can decide between virtual or interface.
Continue reading...