Java (ii) Understanding classes and functions

In Java, the declaring class uses the New keyword

Class name class variable name = new class name (constructor parameter list);

Static functions cannot have non-static classes, but they can have non-static functions.

 PackageCom.company;/*** Created by Hurle on 2016/4/23.*/Importjava.util.Arrays;  Public classArray { Public Static voidPrintA () {System.out.println ("Print A"); }         Public Static voidPrintb () {System.out.println ("Print B"); }         Public Static classprintac{ Public voidPrintA () {System.out.println ("Print Class A"); }        }         Public Static classprintbc{ Public voidPrintb () {System.out.println ("Print Class B"); }        }         Public Static voidMain (String args[]) {PrintA ();            PRINTB (); Printac AC=NewPrintac (); PRINTBC BC=NewPRINTBC ();            Ac.printa ();        BC.PRINTB (); }    }

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Java (ii) Understanding classes and functions