key term - Reference Data Type

Definition

A reference data type is a data type that refers to an object in memory rather than directly storing the value. It stores the memory address where the object is located.

Related terms

intValue(): This method is used to convert a numeric value stored in an object of a reference data type into an integer value.

doubleValue(): This method is used to convert a numeric value stored in an object of a reference data type into a double value.

toString():

This method returns a string representation of an object, allowing you to easily display or manipulate its contents.