Java Final

The **final** keyword in Java is a non-access modifier that restricts modification. It can be applied to variables, methods, and classes to enforce immutability, prevent overriding, and prevent inheritance. Understanding…

• **final** is a non-access modifier with three uses: variable, method, class.
• A final variable can be assigned only once; reassignment is a compile-time error.
• A blank final variable must be initialized in every constructor.

Full explanation, worked examples & memory tricks in the app