Posted On: Jan 12, 2023
In Java programming, a final variable is a variable that can only be assigned a value once. Once a final variable has been assigned a value, it cannot be reassigned or modified. This means that the value of a final variable is constant and cannot be changed throughout the lifetime of the program.
There are two types of final variables in Java:
Final variables can be used in a number of ways, such as in defining constants, creating immutable objects, or creating variables that are only set once during the lifetime of a program
final int x=10; //final variable final static double PI=3.14; //final static variable
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