Adding a record to a textBox?

It is possible to shorten the code?
Well or to write it correctly.

Now doing so
textBox.Text = textBox.Text+hy+"\n" ;

You need to add entries on a new line.
July 8th 19 at 15:39
3 answers
July 8th 19 at 15:41
textBox.Text += hy+"\n" ;
but to be honest I have not kodil in C#
July 8th 19 at 15:43
textBox.AppendText(hy + "\r\n");
July 8th 19 at 15:45
C# 6:
textBox.Text += $"{hy}\n";

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