C# webclient post file

private async Task<System.IO.Stream> Upload(string actionUrl, string paramString, Stream paramFileStream, byte [] paramFileBytes)
{
    HttpContent stringContent = new StringContent(paramString);
    HttpContent fileStreamContent = new StreamContent(paramFileStream);
    HttpContent bytesContent = new ByteArrayContent(paramFileBytes);
    using (var client = new HttpClient())
    using (var formData = new MultipartFormDataContent())
    {
        formData.Add(stringContent, "param1", "param1");
        formData.Add(fileStreamContent, "file1", "file1");
        formData.Add(bytesContent, "file2", "file2");
        var response = await client.PostAsync(actionUrl, formData);
        if (!response.IsSuccessStatusCode)
        {
            return null;
        }
        return await response.Content.ReadAsStreamAsync();
    }
}

Source: stackoverflow.com

Similar codes

0 vote150 views1 answer
How to make dissapear an object in unity
C#Unity
0 vote134 views1 answer
Make all variables nonserizlized unity
C#Unity
7 votes149 views2 answers
Unity mouse wheel
C#Unity
0 vote78 views1 answer
C# udpclient receive buffer size
C#
0 vote110 views1 answer
If this is a Windows (R) Communication Foundation service to which you have access, please check that you have enabled metadata publishing at the specified address.
C#
4 votes162 views1 answer
Gameobject in unity c#
C#Unity
1 vote115 views1 answer
Unity inspector how to get larger field for string text
C#
2 votes111 views1 answer
Unity deactive code from code
C#
1 vote168 views2 answers
Restart level unity
C#Unity
0 vote114 views1 answer
Csharp functions
C#