could u please also write an example of a code that involves
instances from an abstract class just as u did for interfaces
because u said it could also work which i really doubt. thanks
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what is the main usage of an abstract keyword?please follow the program class A { void display() { System.out.println("hai"); } void print() { } } class B extends A { void print() { System.out.println("Hello"); } } In this program i was gives the implementation of print() according to my requirements in subclass.And there is no definition in superclass then why we can use abstract keyword before a method that i want to gives definition in other classes,is any mistakes in the above usage of method?
could u please also write an example of a code that involves instances from an abstract class just as u did for interfaces because u said it could also work which i really doubt. thanks
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