Deleting double Items

[make]

Hi there

in my combo-box i have some Items, some of them are existing twice. How can can i delete all the double- Items in this list ?

Make

 

[Norman Biggar]

I would think the trick is to avoid adding duplicate entries:

FOR EACH table:
IF cb-combo:LOOKUP(table.field) EQ 0 THEN
cb-combo:ADD-LAST(table.field).
END.