An Abstract class in Dart is defined for those classes which contain one or more than one abstract method (methods without implementation) in them . Whereas, to declare abstract class we make use of the abstract keyword.2 Eyl 2020
Read moreWhat is the difference between an abstract class and an interface?
The short answer: An abstract class allows you to create functionality that subclasses can implement or override. An interface only allows you to define functionality, not implement it . And whereas a class can extend only one abstract class, it can take advantage of multiple interfaces.
Read moreWhat is the difference between an abstract class and an interface?
The short answer: An abstract class allows you to create functionality that subclasses can implement or override. An interface only allows you to define functionality, not implement it . And whereas a class can extend only one abstract class, it can take advantage of multiple interfaces.
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