CIS 260 TestInit2.java

Code

public class TestInit2 {
    // static fields belong to the class
    static long n1;
    static int n2;
    static short n3;
    static byte n4;
    static char c;
    static float f1;
    static double f2;
    static boolean b;
    static Object o;
    
    // instance fields belong to individual objects
    long in1;
    int in2;
    short in3;
    byte in4;
    char ic;
    float if1;
    double if2;
    boolean ib;
    Object io;
    
    // initialization of instance fields
    {
        ic = '$';
        in1 = in2 = in3 = ++in4;
        if2 = if1++;
        ib = !ib;
        io = new javax.swing.JOptionPane();
    }
    
    // initialization of static fields
    static {
        c = '$';
        n1 = n2 = n3 = ++n4;
        f2 = f1++;
        b = !b;
        o = new javax.swing.JOptionPane();
    }
   
    // display what initial values are set
    public static void main(String[] args) {
        System.out.println(n1);
        System.out.println(n2);
        System.out.println(n3);
        System.out.println(n4);
        System.out.println((int) c);
        System.out.println(f1);
        System.out.println(f2);
        System.out.println(b);
        System.out.println(o);
        System.out.println("*****");
        TestInit2 obj = new TestInit2();
        System.out.println(obj.in1);
        System.out.println(obj.in2);
        System.out.println(obj.in3);
        System.out.println(obj.in4);
        System.out.println((int) (obj.ic));
        System.out.println(obj.if1);
        System.out.println(obj.if2);
        System.out.println(obj.ib);
        System.out.println(obj.io);
      
    }
}