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OCCURS CLAUSE - PROGRAM:
We have to write a program to elaborate occurs clause. Get names and marks of the students and show them on the screen.
identification division.
program- id.
environment division.
data division.
working-storage section.
01 n pic 9(2) value 0.
01 i pic 9(2) value 1.
01 stu-det.
02 stu-rec occurs 10 times.
03 name pic x(20).
03 mark pic 9(3).
01 key- in pic x value space.
procedure division.
p-1.
display(1 1) erase.
display(3 5) "Enter How many times".
accept n.
perform get-para n times.
move 1 to i.
perform disp-para n times.
stop run.
get-para.
accept name(i).
accept mark(i).
add 1 to i.
disp-para.
display name (i).
display mark (i).
accept key- in.
we have input file ,record layout is EMP ID (6 char) , EMP NAME (20 char), Designation (3 char),Salary (5 digit) Base Branch (10char) Grade (3 Alphanumeric). This is the input file
RULES FOR OCCURS CLAUSE: The rules apply for the OCCURS clause and the subscripts are as shown below. (1) The integer in the OCCURS clause should be a positive integer.
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