package corejava; public class Mainclass { int myage; public Mainclass(String name){ // This constructor has one parameter, name. System.out.println("Name :" + name ); } void setAge( int age ){ myage = age; } int getAge( ){ System.out.println("Age :" + myage ); return myage; } public static void main(String []args){ /* Object creation */ Mainclass mc = new Mainclass( "Ankit" ); /* Call class method to set age */ mc.setAge( 24 ); /* Call another class method to get age */ mc.getAge( ); /* You can access instance variable as follows as well */ System.out.println("Fetched Value via object :" + mc.myage ); } }