SQL Select into Comma-Delim String

Handy shortcut used to concatenate all areas into comma-delim string:

select

   distinct 

    stuff((

        select ',' + u.AREA_ID

        from myTableu

        where u.USER_ID = 'C1663'

        order by u.AREA_ID

        for xml path('')

    ),1,1,'') as userlist

from myTable

group by AREA_ID