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RENAMES CLAUSE:
At times re-grouping of an elementary data items in a record may be essential so that they can belong to the original as well as to the latest group. This is only possible in COBOL by the use of the RENAMES clause. The illustration below describes the use of the RENAMES clause.
66 PAY-OTHER-THAN-BASIC RENAMES DEARNESS-ALLOWANCE THRU
MTHLY-INCENTIVE
66 IT-AND-PF-DEDUCTIONS RENAMES PF-DEDUCT THRU IT-DEDUCT
Example of Special-names: Consider the illustration: Let the SPECIAL-NAMES paragraph be as shown: SPECIAL-NAMES. CHANNEL 1 IS PAGE-TOP. The Channel is related with the t
BLOCK CONTAINS CLAUSE: Integer -1 of the BLOCK CONTAINS clause indicates the block size either in terms of records or in terms of characters. For illustration, BLOCK CONTAINS
Comparison of the Numeric Operand with Nonnumeric Operand: The numeric operand can be compared to the nonnumeric operand subject to the restrictions which are as follows.
what does it used
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
PROGRAM FOR INDEXED SEQUENTIAL FILE CREATION: We have to write a program to create an Indexed Sequential File in a dynamic mode for Student particulars. Suppose just 3 fields:
PROGRAM FOR SCREEN SECTION: identification division. program- id. environment division. data division. working-storage section. 01 a pic 9(2) value
CLOSE STATEMENT: When the processing of a file is completed, then the file may be closed. This is completed with the help of the CLOSE-verb. The form of the CLOSE statement is
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
Example of Move corresponding: Consider the DATA DIVISION entries shown below. Suppose it is needed that the data stored in the 4 fields of the PAY_REC should be
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