How use "SortableHeaderStyle"

Hello all,

The help shows
“SortableListBox.HeaderStyle = SortableHeaderStyle”

However the compiler does not like “SortableHeaderStyle”. Must this be created, or is it a built-in property? If it needs to be created, how to do that? I did not see anything in the Styles section that allows for “Sortable”.

Thank you,

SortableHeaderStyle is a WebStyle that you add to your project.

Take a look at the example: