The interface defines the syntax that any class must follow . Interface mostly used to apply compulsion on class. When any class implements an Interface then it must override every method and instance variable of an interface. However, Dart does not have a syntax for declaring interfaces.27 Şub 2019
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An interface defines the syntax that any entity must add here to. Interfaces define a set of methods available on an object. Dart does not have a syntax for declaring interfaces .
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