Else it will throw compile time exception. In the subclass constructor, call to superclass constructor is mandatory in this case and it should be the first statement in the subclass constructor. Java ...

While JEP 447 offers greater flexibility, it preserves the essential guarantees of constructor behaviour, ensuring that subclass constructors do not interfere with superclass instantiation.

You will recall from Java 101: Classes and objects in Java that encapsulation refers to combining constructors, fields, and methods into a class’s body. In inheritance, a subclass relies on ...

Basic-Core -Java Programs Simple -Hello World Programme, variables, .DataTypes, Declaration, Initialization conditional Statements Loops- for, while, do-while Jump statements - continue, break class, ...