Private Sub txtTransferAmount_KeyPress(ByVal sender As System.Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles txtTransferAmount.KeyPress
If e.KeyChar >= "0" And e.KeyChar <= "9" Or e.KeyChar = Chr(Keys.Back) Then
e.Handled = False
Else
e.Handled = True
End If
End Sub
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