Tag Archives: oops concepts

Difference between IS-A relationship and Has-A relationship.

Difference between IS-A relationship and Has-A relationship.

Difference between IS-A relationship and Has-A relationship. IS-A Relationship It is known as an inheritance The main advantage of IS-A relationship is code reusability. By using extends keyword we can implement IS-A relationship. Whatever method parent has by-default available to the child and hence on the child reference we can call both parent and child method. Whatever method child has by-default ...

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