Final keyword java

Final keyword java

Hello friends; Hitesh is here today we will learn some basic concept about Final keyword java.

The final keyword in java is used to restrict the user to use some features. In java final keyword can be used in many places;

• A variable level
• At method-level
• At class level

Example of Final keyword in java

class FinalDemo
{
final float PI=3.14159;
void show()
 {
  System.out.println("Value of PI: "+PI);
 }
}
 public static void main(String args[])
 {
  FinalDemo obj=new  FinalDemo();
  obj.show();
 }
}

Output:

Value of PI: 3.14159