gistfile1.cs

    public class ContactsController : ApiController
    {

      [HttpGet]
      public IEnumerable<Contact> GetAll()
      {

        return new Contact[] {

          new Contact { Id = 1, EmailAddress = "barney@contoso.com", Name = "Barney Poland"},
          new Contact { Id = 2, EmailAddress = "lacy@contoso.com", Name = "Lacy Barrera"},
          new Contact { Id = 3, EmailAddress = "lora@microsoft.com", Name = "Lora Riggs"}

        };

      }

    }

    public class ValuesController : ApiController
    {

      public IEnumerable<string> Get()
      {

        return new string[] { "value1", "value2" };

      }

      public string GetById(int id)
      {

        return "value";

      }

    }