title: How to clear file upload text in server side (c#)
body: <p>I want to clear the file path from the file upload. The file upload is inside the update panel and I am using a <code>AsyncFileUpload</code>. How can I clear the file and change the background color of the fileupload</p>
  
  <p></p>
  
  <p>btnAudUpload_Click Method</p>
  
  <pre><code>string filename =FileUpload.FileName;
  string Fullpath = Path.Combine(@"D:\Media", filename);
  if (FileUpload.HasFile)
    { 
   if (filename.ToLower().EndsWith("mp4"))
       {  
        //Saving the file
       }
    else
       {
            //I want to clear the  FileUpload content here
       }    
    }
  </code></pre>