I noticed that when I include the www in the URL, I am unable to retrieve the API results. However, when I exclude the

Whenever I try to access my website through www.mywebsite.in, it fails to display my data. However, if I visit the site without the www prefix, everything works fine and I can retrieve data from the database.

I'm currently utilizing APIs for both get and post methods to fetch JSON data. However, upon page load, an error pops up:

Cross-Origin Request Blocked: The Same Origin Policy prevents reading the remote resource at . (Reason: CORS header ‘Access-Control-Allow-Origin’ missing).

Answer №1

public static class WebApiConfig
{
    public static void InitializeWebApi(HttpConfiguration config)
    {
        // Configuration and services for the Web API

        // Define Web API routes
        config.MapHttpAttributeRoutes();
        config.EnableCors();

        config.Routes.MapHttpRoute(
            name: "DefaultApi",
            routeTemplate: "api/{controller}/{id}",
            defaults: new { id = RouteParameter.Optional }
        );
    }
}

Answer №2

importing System.Web.Http.Cors;

[AllowCors("*", "*", "*")]
public class MyController : ApiController
{
}

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