How to show data in a textField on app designer?

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Hello fellows,
I have a few problems in a app designer, a try to show data in a textArea component,but without success, can anyone help me to solve this issue?
Thanks in advance
function OpenFile(~, FilePath, FileName)
app.TextArea.Text = 'testing';
end

Accepted Answer

Kevin Holly
Kevin Holly on 13 Sep 2022
It should be
app.TextArea.Value = "testing";
  4 Comments
Kevin Holly
Kevin Holly on 14 Sep 2022
If you could accept this answer, I would appreciate it.

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