Looping through lines of txt file uploaded via FileUpload control

Question

I want to select a simple .txt file that contains lines of strings using a FileUpload control. But instead of actually saving the file I want to loop through each line of text a

Answer 1

private void populateListBox() 
{
    FileUpload fu = FileUpload1; 
    if (fu.HasFile)  
    {
        StreamReader reader = new StreamReader(fu.FileContent);
        do
        {
            string textLine = reader.ReadLine();

            // do your coding 
            //Loop trough txt file and add lines to ListBox1  

        } while (reader.Peek() != -1);
        reader.Close();
    }
}