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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
RULES OF MOVE VERB: The Data movement is managed by the rules which are as shown below: (a) The contents of the identifier - 1 or the value of the literal - 1 is moved to
FILE-CONTROL paragraph for the relative files: The normal format for the SELECT clause for a relative file is as shown below. SELECT file-name ASSIGN TO implementor-nam
PROGRAM FOR DIVIDE VERB: We have to write an easy program to elaborate DIVIDE verb. You can also use edit characters in the program. Identification division. Program-
calculate simple interest
ADD VERB: The ADD Verb can be used to find the sum of two or more numbers and to store the sum. The ADD verb takes any one of the two forms as shown below:
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.
/ (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
Comparison of Nonnumeric Operands: A nonnumeric operand can be compared to the other nonnumeric operand according to the rules as shown below: (i) Fields of Equal Sizes:
DELETE STATEMENT: The format of the delete statement is as shown below: DELETE file-name RECORD [ ; INVALID KEY imperative-statement ] Whenever the ACCESS MOD
READ STATEMENT: The aim of this verb is to make available the next logical record from the input file. It is important to note the meaning of the "next" logical record in the
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