C#

.jpg wrote:

The textbox aren't really designed for holding 20MB of text

if(char.IsLetter(text[i])){
  text[i] = (char)((int)text[i] - 32);  //char.ToUpper(text[i]);
}

textBox2.Clear();
    DateTime dt = DateTime.Now;
    StreamReader sr = new StreamReader(@"C:\test\test.txt");
    char[] c = sr.ReadToEnd().ToCharArray();
    progressBar1.Maximum = c.Length;

    for (int i = 0; i < c.Length; i += 2)
    {
        if ((int)c[i] >= 97 && (int)c[i] <= 122)
            c[i] = (char)((int)c[i] - 32);

        if (i % 10000 == 0)
            progressBar1.Value = i;
    }

    textBox2.AppendText(new string(c));

    MessageBox.Show((DateTime.Now.Ticks - dt.Ticks).ToString());

System.Diagnostics.Process p = new System.Diagnostics.Process; 
p.StartInfo.Verb = "print";
p.StartInfo.FileName = "putthefilenamehere";
p.StartInfo.CreateNoWindow = true;
p.StartInfo.UseShellExecute = true;
p.Start();
//might need to wait a few seconds for the print spooling
System.Threading.Thread.Sleep(5000);
p.Close();

protected override void Dispose(bool disposing)
{
   if (disposing && (components != null))
   {
      components.Dispose();
   }
   base.Dispose(disposing);
}

protected override void Dispose(bool disposing)
{
   if (disposing && (components != null))
   {
      components.Dispose();
   }
 
   if (disposing)
   {
      if (GridVoucher != null)
      {
         GridVoucher.Click -= GridVoucher_Click;
      }
   }
   base.Dispose(disposing);
}