//class SuperClass
{
public String name=”Super.name”;
public void doWork()
{
System.out.println(“Super.name”);
}
}
//class SubClass extends SuperClass
{
public String name=”Sub.name”;
public void doWork()
{
System.out.println(“Sub.name”);
}
}
//证明java中字段不能多态，通过对象调用字段，再编译时期就已经决定调用那一块内存空间
//class FiledDemo
{
public static void main(String[] args)
{
System.out.println(“HELLO”);
SuperClass clz=new SubClass();
clz.doWork();
System.out.println(clz.name);
}
}