Assertion: interface's method | /r/HasProperty | defined in interface
Facets:
Source sentences:
text: Usually a method defined in an interface contains no code and thus cannot itself be called; it must be implemented by non-abstract code to be run when it is invoked.[citation needed]
text: All methods defined on an interface are public and abstract by definition.
text: Unlike a class, an interface never implements methods; instead, classes that implement the interface implement the methods defined by the interface.
text: When a class implements an interface, the class agrees to implement all the methods defined in the interface.
text: If your class claims to implement an interface, all methods defined by that interface must appear in its source code before the class will successfully compile.
text: Using Implements , you can also write a single method that implements multiple methods defined in an interface, as in the following example: