wcf asp.net

WCF服务
App_Code/Customer.cs

C# code

using System.Runtime.Serialization;
using System.ServiceModel;

//实体类
[DataContract]
public class Customer
{
    [DataMember]
    public string FirstName;

    [DataMember]
    public string LastName;
}

IWCF_WithDataContract.cs

C# code

using System.Runtime.Serialization;
using System.ServiceModel;
[ServiceContract]
public interface IWCF_WithDataContract
{
    [OperationContract]
    string HelloFirstName(Customer cust);

    [OperationContract]
    string HelloFullName(Customer cust);
}

C# code

using System.Runtime.Serialization;
using System.ServiceModel;

public class WCF_WithDataContract : IWCF_WithDataContract
{
    public string HelloFirstName(Customer cust)
    {
        return "Hello" + cust.FirstName;
    }

    public string HelloFullName(Customer cust)
    {
        return "Hello" + cust.FirstName + " " + cust.LastName;
    } 
}

客户端asp.net代码

C# code

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class WithDataContractServiceTest : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btnWithData_Click(object sender, EventArgs e)
    {
        WithDataContractService.WCF_WithDataContractClient ws = new WithDataContractService.WCF_WithDataContractClient();
        WithDataContractService.Customer c = new WithDataContractService.Customer();
        c.FirstName = "zhong";
        c.LastName = "wei";

        ws.HelloFullName(c);
        ws.Close();
    }
}

引用的实体要加DataContract标签和DataMember标签