Ví dụ về việc sử dụng Abstract methods trong Tiếng anh và bản dịch của chúng sang Tiếng việt
{-}
-
Colloquial
-
Ecclesiastic
-
Computer
Have abstract methods.
Interface has only abstract methods.
Abstract methods don't have a body.
The interface has abstract methods.
When Abstract methods are used?
I}Interface can have only abstract methods.
Abstract methods doesn't have a method body.
It is possible to declare abstract methods.
Abstract methods are only allowed within abstract classes.
I}Interface can have only abstract methods.
Abstract methods may only be included in abstract classes.
But an interface can have only abstract methods.
Abstract methods may only be composed inside of abstract classes.
It may contain one or more abstract methods.
Since Ruby does not have abstract methods, we can do it like so.
An abstract class is a class with one or more abstract methods.
It is not mandatory to have any abstract methods inside an abstract class.
A class having one or more abstract methods must be declared abstract. .
If a class contains one or more abstract methods then the class must be declared abstract. .
When a class implements an abstract class,the class has to override the abstract methods of the abstract class.
A class having one or more abstract methods must be declared abstract. .
For these situations, we have abstract methods and classes.
A class containing one or more abstract methods must be declared as abstract. .
The abstract class can contain either the abstract methods or non abstract methods.
If a class contains one or more abstract methods, the class must be qualified as abstract. .
When we inherit from an abstract class, all abstract methods must be implemented by the derived class.
Any class that extends an abstract class must implement all the abstract methods of the super class unless the subclass is also an abstract class.