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To declare a variable in Java, you need to specify its type and name, ... Reference variables store references or pointers to objects, such as arrays, strings, or user-defined classes.
Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...
Reference variables doesn't hold the object itself, but it holds something like a pointer. Or an address. Except, In Java we don't really know what is inside a reference variable. We do know whatever ...
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