Variable

Variables in Java


It is a data name used for storing a data value. Its value may be changed during the program execution. The value of variables keeps on changing during the execution of a program.

Declaration of Variable:

<data type> <variable name>

Example:

int num;

Initialization on variable:

<data type> <variable name>= <value>;

Example:

int num=34;
char gen=‘m’;
float amt=444.5f;



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