for anyone who's interested i solved my own problem :)
where {@address},= addr1 & ", " & addr2 & ", " & addr2 & ", "& addr4 & ", " & addr5
i used:
Local stringvar array x := split({@address},',');local stringvar y;local numbervar i;for i := 1 to ubound(x)Do( if x[i] <> '' then y...