摘要： 服务端：namespace WcfServiceFist{ [ServiceContract] public interface IServiceFirst { [OperationContract] double GetSum(int x, double y); [OperationContract] int GetX(); } [DataContract] public class CompositeType { [DataMember] public int X { get; set; } [DataMember] public double Y { get; set; } publi. 阅读全文