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RULES OF RENAMES CLAUSE:
The rules below should be observed while using the RENAMES clause:
(i) All RENAMES entries should be written only after the last record description entry.
(ii) The RENAMES clause should be used only with the special level number 66. The level number starts in margin A or any place after it. The Data-name-1 should start from margin B or any position after it. There should be at least one space between the level number and data-name-1.
(iii) The Data-name-2 and data-name-3 can be the names of an elementary items or group items. They, though, cannot be items of the level 01, 66, 77 or 88.
(iv) The Data-name-1 might not be used as the qualifier. It can be qualified only by the name of the record within which it is defined.
(v) Neither data-name-2 nor the data-name-3 can have an OCCURS clause in its neither description entry, nor can they be subordinate to an item which has an OCCURS clause in its data description entry.
(vi) The Data-name-3, if mentioned, should follow data-name-2, in the record and should not be one of its subfields.
NONSTANDARD CLAUSES: The various clauses explained above are as per the ANSI standard. Also, most compilers provide for additional nonstandard clauses to meet the specific nec
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Example of Sign condition: The illustration below describes the use of the sign condition. Illustration: 77 BALANCE PIC S9 (6) V99. . . I
calculate simple interest
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PICTURE specification: The size of a group item is equivalent to the total of the sizes of all the subordinate elementary items. The group item class is alphanumeric. The i
Common form of the READ statements: Format 1 is the common form of the READ statements. Format 2 is used when the access mode is either random or dynamic. For illustration,
DIVIDE VERB: The aim of the DIVIDE verb is to divide one number by the other and to store the result. There are few forms of this verb. One of its forms is as shown below:
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