public class t { public static void main(String[] args) {
Integral n1=new Integral();
Integral n2=new Integral();
n1.f=9f;
n2.f=12f;
System.out.println("n1="+n1+" "+"n2="+n2);
n1=n2;
System.out.println("n1="+n1+" "+"n2="+n2);
n1.f=999f;
System.out.println("n1="+n1+" "+"n2="+n2);
}
}
这个小测试程序
Integral n1=new Integral();
Integral n2=new Integral();
n1.f=9f;
n2.f=12f;
System.out.println("n1="+n1+" "+"n2="+n2);
n1=n2;
System.out.println("n1="+n1+" "+"n2="+n2);
n1.f=999f;
System.out.println("n1="+n1+" "+"n2="+n2);
}
}
这个小测试程序
╮(╯▽╰)╭ 我郁闷了 这个是thinking in java 的答案代码.....
他拼错了