Functional Interface in Java 7 and Java 8 with real world example code June 2023 interview

Functional Interface in Java 7 and Java 8 with real world example code June 2023 interview java 8 CustomFunctionalInterface customFunc = () ---System.out.println("Performing custom action"); customFunc.performAction(); ------------------------------------------------------------------------------------------------- java 7 MyFunctionalInterface customFunc = new MyFunctionalInterface() { @Override public void performAction() { System.out.println("Performing custom action"); } }; customFunc.performAction();