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{description}
{excerpt}Sets or returns the horizontal alignment of text within the comment.{excerpt}
{signature:C#}
 public HAlign HorizontalAlignment{ get; set; }

{signature}{signature:vb.net

}
Public Property HorizontalAlignment() As HAlign

Attempting to set HorizontalAlignment to null will result in this exception.

{signature}
{exceptions}
{exception:ArgumentNullException}
Attempting to set HorizontalAlignment to null will result in this exception.
{exception}
{remarks}This property follows Excel 2010 default behavior, namely defaulting to left-aligned.{remarks}