Answer / kamal

hi Sreejith,
u r giving wrong answer previous is not available in
cobol.pls find.

Answer / raj

yes,it is possible through JCL.

1. QSAM (sequential) file. You can run it thru SORT utility
adding SEQNUM and then sort then sort by SEQNUM in DESC
order
2. VSAM: In CICS you can read backward using READREV;
3. VSAM: I Batch unload the VSAM file using SORT in DESC
order by key value.

Answer / jayant

Sorry..the answer given by me was wrong...

Answer / rakesh

you can point to last rec using start, then read using 'read
prior' statement

Answer / guest

If you are using CICS Answer:1 is correct. Orther wise we
can not read from botom to top.

Answer / jayant

WORKAROUND:Sort the file in the descending manner first
based on its key,than read it normally.

Answer / kk

data division.
working storage section.
01 opr pic a(1).
01 arrays.
02 aaa occurs n times.
03 name attribute.
------------------
------------------
01 I pic 9(2) value 1.

procedure division.
open file
read file at end move 'n' to opt
perform para1 until opt = 'n'
perform para2 until i = 0

para1.
move filed to aaa
add i to i.
read file at end move 'n' to opt.
perform-end.

para2.
diplay aaa(I).
compute i=i-1.
perform-end.

stop run.

Answer / hari

Move low values to the key and then use READ PREV.

Answer / krishna

If it is a tape file,

OPEN INPUT FILEXXX REVERSED,

then the pointer is posistioned at the last record and read
next will read the prior record...

Answer / piyush mani

hi all..
store the content of file in table(array) and then
by using index of array start reading the file from bottom


giv ur feedback....

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