One class may be a specialisation (a "subclass") of another (one of its "superclasses") or it may be composed of other classes or it may use other classes in a client-server relationship. A class may be an abstract class or a concrete class.See also signature. class (programming) ...
On occasion I did find myself tied in a knot, lost in space, or trapped in a cell, and unfortunately could not seem to escape these problems。 But my own lexical ignorance aside, and I found this book thoroughly enjoyable, and I now have a large collection of interesting Math...
One class may be a specialisation (a "subclass") of another (one of its "superclasses") or it may be composed of other classes or it may use other classes in a client-server relationship. A class may be an abstract class or a concrete class.See also signature. class (programming) ...