Static variable A static variable is associated with its class rather than its object; hence they are known as class variables. A static variable is initialized only once when execution of the program starts. A static variable shares its state with all instances of the class.  You access a static variable using its class name… Read More Using the “static” Keyword

Where you want to restrict the user to providing input from a predefined list. you might want the user to choose from a set of constants defining several printer types: public static final int DOTMATRIX = 1;public static final int INKJET = 2;public static final int LASER = 3; The solution works. In this case,… Read More Enum Data Types