C# webapi return file

[HttpGet]
public HttpResponseMessage Generate()
{
    var stream = new MemoryStream();
    // processing the stream.

    var result = new HttpResponseMessage(HttpStatusCode.OK)
    {
        Content = new ByteArrayContent(stream.ToArray())
    };
    result.Content.Headers.ContentDisposition =
        new System.Net.Http.Headers.ContentDispositionHeaderValue("attachment")
    {
        FileName = "CertificationCard.pdf"
    };
    result.Content.Headers.ContentType =
        new MediaTypeHeaderValue("application/octet-stream");

    return result;
}

Source: stackoverflow.com

Similar codes

0 vote132 views1 answer
Foreach two arrays c#
C#
17 votes139 views4 answers
Dictionary c#
C#
0 vote170 views1 answer
Unity deactivate scripts in list
C#Unity
0 vote140 views1 answer
Filter enum using linq query
C#
1 vote122 views2 answers
How to set layout margin programmatically in android
C#
0 vote129 views1 answer
C# even or odd
C#
0 vote119 views1 answer
C# minimise form
C#
1 vote119 views2 answers
C# convert long to int
C#
0 vote147 views1 answer
C# hardcode datetime quoting
C#
0 vote176 views1 answer
How to make projectile track and go to specified enemy in unity
C#Unity