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Scott Klement wrote:
...
The following is a trivial example program:
FITMMAST IF A E K DISK
D BEFORE DS LIKEREC(ITMMASTF:*INPUT) INZ
D AFTER DS LIKEREC(ITMMASTF:*OUTPUT) INZ
/free
// copy an item, changing only the item number and description:
chain myItem ITMMASTF before;
after = before;
after.Item = myNewItem;
after.Desc = myNewDescription;
write ITMMASTF after;
*inlr = *on;
/end-free
In addition to what Scott explained, be sure to be fully up to date on
RPG PTF's when using these particular V5R2 I/O enhancements.
BTW, watch for some additional improvements in this area in V5R3. The
result data structure on externally described I/O can also be an
externally described data structure in V5R3, provided it matches the
record. Also, under the right circumstances, a result data structure can
be coded on an I/O operation to an externally described file name.
(For externally described files, V5R2 only allows I/O by record name
with a result data structure.)
Cheers! Hans
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