CentralServerDemo.ExRichTextBox.AppendRtf C# (CSharp) Method

        public void AppendRtf(string _rtf) {

            // Move caret to the end of the text
            this.Select(this.TextLength, 0);

            // Since SelectedRtf is null, this will append the string to the
            // end of the existing RTF
            this.SelectedRtf = _rtf;
        }