'Declaration
<DefaultValueAttribute(System.Windows.GridLength, "Auto")> Public Property Width As GridLength
[DefaultValue(System.Windows.GridLength, "Auto")] public GridLength Width {get; set;}
'Declaration
<DefaultValueAttribute(System.Windows.GridLength, "Auto")> Public Property Width As GridLength
[DefaultValue(System.Windows.GridLength, "Auto")] public GridLength Width {get; set;}