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OCCURS - INDEXED BY PROGRAM:
identification division.
program- id. searching.
environment division.
data division.
working-storage section.
01 table1.
02 data1 occurs 10 times indexed by a1.
03 name pic x(25).
03 sal pic 9(6).
01 n pic 9 value 0.
01 tot pic 9(2) value 0.
01 i pic 9 value 0.
procedure division.
p-1.
display(1 1) erase.
display(5 5) "Enter Data .....".
display(7 5) "Enter No.of Records : ".
accept n.
perform init-para varying i from 1 by 1 until i > n.
perform get-para varying i from 1 by 1
until i > n.
set a1 to 1.
p-2.
search data1 at end go to p-3
when sal (a1) > 1000
add 1 to tot.
set a1 up by 1
go to p-2.
p-3.
display(20 5) "Total Records > 1000 [sal] = " tot.
stop run.
get-para.
display(3 5) "Name : ".
accept name (i).
display(5 5) "Salary : ".
accept sal (i).
init-para.
move spaces to name(i).
move 0 to sal(i).
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
Record Description for the Variable-length Records: When the variable- length records consists of records of various lengths, each record type is to be explained at level 01 f
PROCEDURE DIVISION statements for the indexed files: All the statements which are available for a relative file are also available for an indexed file. READ STTATEMENT :
DECLARATIVE and FILE STATUS Clause: The input-output exception condition in the situation of a direct access files can be handled by a declarative procedure in a manner simila
/ (Slash Insertion): The edit character slash (/) also termed as virgule or stroke, may appear anyplace in the picture. When used, it will be inserted. More than one slash can
READ STATEMENTS: The common format for the read statements is as shown bellow. Format 1: READ file-name RECORD [ INTO identifier ] [ ; AT END imperative-s
PROGRAM TO DEMONSTRATE MERGE VERB: The two files for which a record having 2 fields viz. Account Number and Name are already available. Now Merge these two files and create a
Example of Redefines clause: This illustration describes a sales record that may either contain the total amount of sale or the quantity (QTY) and UNIT-PRICE. The aim of such
WRITE STATEMENT: The records are written to be logical place as determined from the value of the record key. The INVALID KEY condition occurs in the cases shown below: (i)
Evaluate is like a case statement & Evaluate stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE
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