How to set downloading file name in ASP.NET Web API

Question

In my ApiController class, I have following method to download a file created by server.

public HttpResponseMessage Get(int id)
{
    try
    {
        strin         


        

Answer 1

If you are using ASP.NET Core MVC, the answers above are ever so slightly altered...

In my action method (which returns async Task) I add the line (anywhere before the return statement):

Response.Headers.Add("Content-Disposition", $"attachment; filename={myFileName}");