Web Service中的自定义类

    [DataContract]
    public class Customer
    {
        private string firstName;
        private string lastName;
        [DataMember]
        public string FirstName
        {
            get { return firstName; }
            set { firstName = value; }
        }
        [DataMember]
        public string LastName
        {
            get { return lastName; }
            set { lastName = value; }
        }
    }

 

        [OperationContract]
        public Customer GetCustomer()
        {
            Customer newCustomer = new Customer();
            return newCustomer;
        }