HelpPageConfig.cs

using System.Diagnostics.CodeAnalysis;
using System.Net.Http.Headers;
using System.Web;
using System.Web.Http;

namespace WebApi.Areas.HelpPage
{
    /// <summary>
    /// Use this class to customize the Help Page.
    /// For example you can set a custom <see cref="System.Web.Http.Description.IDocumentationProvider"/> to supply the documentation
    /// or you can provide the samples for the requests/responses.
    /// </summary>
    public static class HelpPageConfig
    {
        public static void Register(HttpConfiguration config)
        {
            // Uncomment the following to use the documentation from XML documentation file.
            config.SetDocumentationProvider(new XmlDocumentationProvider(HttpContext.Current.Server.MapPath("~/App_Data")));
        }
    }
}