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Reality V15.0 ()
XSELECT Command (English) (m618305+xselect.htm)
Compares the values in an active list against the item-ids of a specified file and returns a list of all item-ids in the file that are not in the list.
XSELECT file-specifier
file-specifier specifies a file as defined in General Conventions.
If the file specified has case-insensitive item-ids, the case of item-ids is ignored.
:GET-LIST TORNBOOKS
14 Items selected.
>XSELECT REPAIRED
5 Items selected.
>SAVE-LIST RTNSTACK
[241] 'RTNSTACK' Cataloged.
List RTNSTACK contains all the item-ids that are in file REPAIRED but not in list TORNBOOKS.
:AND-ITEMS CUSTOMERS OVERDUE LARGEAMT
173 Items selected.
>XSELECT CALL
111 Items selected.
>SAVE-LIST REMOVE
[241] 'REMOVE' Cataloged.
The AND-ITEMS command produces a list of all values that were in both items OVERDUE and LARGEAMT in file CUSTOMERS. The XSELECT compares this active list against the item-ids in file CALL. List REMOVE contains all the item-ids that were not in the active list.