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class PhoneNumber
{
public string sPhoneNumber { get; set; }
public string sPhoneType { get; set; }
//其它的实现就不写了
//.......
}
class Customer
{
//三个属性
public string sFileName { get; set; }
public string sLastName { get; set; }
public string sCompanyName { get; set; }
//电话号码的属性
private List<PhoneNumber> phoneNumbers = new List<PhoneNumber>();
public List<PhoneNumber> sPhoneNumbers
{
get { return phoneNumbers; } //只读
}
//增加
public void AddPhoneNumber(string sPhoneNumber,string sPhoneType) //这里按要求加上默认值,VS2008不支持默认值,这里就不写
{
phoneNumbers.Add(new PhoneNumber(sPhoneNumber,sPhoneType));
}
}