test3.2

/*target:show the alias mechanism 

 * methods:use float class to try;

 */

class Tank

{float level;}

public class Test2 {
public static void main(String[] args) {
Tank t1=new Tank();
Tank t2=new Tank();
t1.level=3.2f;
t2.level=1.5f;
System.out.println(t1.level+","+t2.level);
t1=t2;
System.out.println(t1.level+","+t2.level);
t2.level=9.2f;
System.out.println(t1.level+","+t2.level);
}

}