作者：未知 来源：月光软件站 加入时间：2005-2-28　月光软件站

//: c03:Assignment.java
// Assignment with objects is a bit tricky.
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.

// edit by nx.

class Number {
  int i;
}

public class Assignment {
  public static void main(String[] args) {
    Number n1 = new Number();
    Number n2 = new Number();
    n1.i = 9;
    n2.i = 47;
    System.out.println("1:     n1.i=  " + n1.i + ", n2.i=  " + n2.i);
    n1 = n2;
    System.out.println("2:     n1.i=  " + n1.i + ", n2.i=  " + n2.i);
    n1.i = 27;
    System.out.println("3:     n1.i=  " + n1.i + ", n2.i=  " + n2.i);
  }
}

RUN:

1:     n1.i=  9, n2.i=  47
2:     n1.i=  47, n2.i=  47
3:     n1.i=  27, n2.i=  27

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