Like this:
You will need to use an activex TextBox for this to work. Put the code in the Worksheet Change event. Edit the range and name of textbox according to your need.![]()
Private Sub Worksheet_Change(ByVal Target As Range) If Not Intersect(Target, Range("A1")) Is Nothing Then TextBox1.Text = Len(Sheets("Sheet1").Range("A1").Value) End If End Sub
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