coninit.java

java课件及例程有一些PPT及一些例程

//ConInit.java
//This programe is about the  variables
public class ConInit{
    public static void main(String[] args){
        int i = 34;
        long k;
        float f = 4.67f;
        double d = 3.2e5;
        char a = '7';
        a = '\u0037';
        k = 9870;
        boolean b = false;
        byte x = (byte)(40*30);

        System.out.println("b = "+b);
        System.out.println("i = "+i);
        System.out.println("k = "+k);
        System.out.println("f = "+f);
        System.out.println("d = "+d);
        System.out.println("x = "+x);

    }
}