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Writing First WCF Service

This article will shows you how to create your first WCF service.

  • Open Visual Studio
  • Click File -> New -> Project
  • Select Visual C# -> WCF -> WCF Service Application and give service name and click on "OK".

    First wcf service
  • Delete the default operation contracts in Interface IService1.cs
  • Delete the defult method implementations (of interface) in Service Service1.svc.cs
  • Add new operation contract in Interface IService1.cs and give name as "GetDateTime"
    public interface IService1
        string GetDateTime();
  • Implement the "GetDateTime" method in Service Service1.svc.cs
    public class Service1 : IService1

        public string GetDateTime()
            return string.Format("Cureent Date & Time is ", DateTime.Now.ToString());

In the next article we will see how to consume this WCF service in application. Consuming WCF service in application