public static string[] SplitCategoryString (string categoryStringOrNull)
{
if (!string.IsNullOrEmpty (categoryStringOrNull))
{
return
categoryStringOrNull
.Split (new[] { CultureInfo.CurrentCulture.TextInfo.ListSeparator }, StringSplitOptions.RemoveEmptyEntries)
.Select (c => c.Trim ())
.ToArray ();
}
else
{
return new string[] { };
}
}