wcf-whole-csharp.cs

namespace WebApplication1
{
    using System.ServiceModel;
    using System.ServiceModel.Activation;

    [ServiceContract(Namespace = "")]
    [AspNetCompatibilityRequirements(RequirementsMode = AspNetCompatibilityRequirementsMode.Allowed)]
    public class CityService
    {
        // Add [WebGet] attribute to use HTTP GET
        [OperationContract]
        public string DoWork(string userName)
        {
            // Add your operation implementation here
            return "Hello " + userName;
        }

        // Add more operations here and mark them with [OperationContract]
    }
}