Adding strings to a RichTextBox in C#

Question

I currently have a function that will set a value to a RichTextBox, although how could you \"add\" a value or a new line to it, rather than overwriting existing data in the

Answer 1

richTextBox2.AppendText(String.Format("{0} the date is {1}{2}", "Hello", DateTime.Today, Environment.NewLine));

Please don't use +