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Java Interface - W3School
WebJun 24, 2024 · In this method, we are going to implement the Comparable interface from java.lang Package in the Pair class. The Comparable interface contains the method compareTo to decide the order of the elements. Override the compareTo method in the Pair class. Create an array of Pairs and populate the array. Use the Arrays.sort () function to … WebAn interface is a fully abstract class. It includes a group of abstract methods (methods without a body). We use the interface keyword to create an interface in Java. For … Webreal value is 6.720000 int value is 7 Click to execute on Dynamic casting Dynamic casting is used to, safely cast a super-class pointer (reference) into a subclass pointer (reference) in a class hierarchy Dynamic casting will be checked during run time, an attempt to cast an object to an incompatible object will result in a run-time error how to stop bullies