c10p541.txt

来自「Data Abstraction & Problem Solving with 」· 文本 代码 · 共 16 行

class Person : public KeyedItem 
{
public:
   Person() {}
   Person(const string& name, 
          const string& id,
          const string& phone):
      KeyedItem(name), idNum(id), 
      phoneNumber(phone) { }
private:
   // Key item is the person's name
   string idNum;
   string phoneNumber;
   //... and other data about the person
};  // end class