[ServiceContract(Namespace="www.cnblogs.com")]public interface IHelloWorldService{[OperationContract]string SayHello(string str);[OperationContract]Student Say();}[DataContract]public class Student{[DataMember]public string UserName { get; set; }[DataMember]public int Age { get; set; }[DataMember]public GenderMode Gender { get; set; }}public enum GenderMode{Man = 1,Woman = 2,UnKnown = 3}

public class HelloWorldService : IHelloWorldService{public string SayHello(string str){return "您说了：" + str;}public Student Say(){Student stu = new Student(){UserName = "zxj",Age = 20,Gender = GenderMode.Man};return stu;}}

class Program{static void Main(string[] args){ServiceHost host = new ServiceHost(typeof(WCF.Service.HelloWorldService));Console.ForegroundColor = ConsoleColor.DarkYellow;host.Open();Console.WriteLine("服务启动成功......");int i = 0;foreach (ServiceEndpoint endpoint in host.Description.Endpoints){i++;Console.WriteLine("终结点序号:{0},终结点名称:{1},终结点地址:{2},终结点绑定:{3}{4}",i, endpoint.Name, endpoint.Address, endpoint.Binding,Environment.NewLine);}Console.Read();}}

<?xml version="1.0" encoding="utf-8" ?>
<configuration><startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /></startup><system.serviceModel><services><service name="WCF.Service.HelloWorldService"><endpoint address="http://localhost:8000/HelloWorldService" contract="WCF.Service.IHelloWorldService" binding="wsHttpBinding"></endpoint><endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"></endpoint><host><baseAddresses><add baseAddress="http://localhost:8000"/></baseAddresses></host></service></services><behaviors><serviceBehaviors><behavior><!-- 为避免泄漏元数据信息，请在部署前将以下值设置为 false --><serviceMetadata httpGetEnabled="true" httpsGetEnabled="true"/><!-- 要接收故障异常详细信息以进行调试，请将以下值设置为 true。在部署前设置为 false 以避免泄漏异常信息 --><serviceDebug includeExceptionDetailInFaults="false"/></behavior></serviceBehaviors></behaviors></system.serviceModel>
</configuration>

class Program{static void Main(string[] args){//编程方式配置终结点Uri baseAddress = new Uri("http://localhost:8000");ServiceHost host = new ServiceHost(typeof(WCF.Service.HelloWorldService), baseAddress);WSHttpBinding binding = new WSHttpBinding();//寻找元数据ServiceMetadataBehavior metadataBehavior = host.Description.Behaviors.Find<ServiceMetadataBehavior>();//获取宿主的行为列表if (metadataBehavior == null)//如果没有服务原数据交换的行为，实例化添加服务原数据交换行为
            {metadataBehavior = new ServiceMetadataBehavior();metadataBehavior.HttpGetEnabled = true;host.Description.Behaviors.Add(metadataBehavior);}host.AddServiceEndpoint(typeof(WCF.Service.IHelloWorldService), binding, "HelloWorldService");host.AddServiceEndpoint(typeof(IMetadataExchange), binding , "mex");Console.ForegroundColor = ConsoleColor.DarkYellow;host.Open();Console.WriteLine("服务启动成功......");int i = 0;foreach (ServiceEndpoint endpoint in host.Description.Endpoints){i++;Console.WriteLine("终结点序号:{0},终结点名称:{1},终结点地址:{2},终结点绑定:{3}{4}", i, endpoint.Name, endpoint.Address, endpoint.Binding, Environment.NewLine);}Console.Read();}}

class Program{static void Main(string[] args){HelloWorldServiceClient client = new HelloWorldServiceClient();string temp = client.SayHello("你好！");Console.WriteLine(temp);Student stu = client.Say();Console.WriteLine("用户名：" + stu.UserName + ",年龄：" + stu.Age + ",性别：" + stu.Gender);Console.Read();}}

<%@ ServiceHost Language="C#" Debug="true" Service="WcfService2.WebHelloWorldService" CodeBehind="WebHelloWorldService.svc.cs" %>

<%@ ServiceHost Language="C#" Debug="true" Service="WCF.Service.HelloWorldService" %>