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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 similar to that of sequential files.
ADD and SUBTRACT CORRESPONDING: The CORRESPONDING option can also used with the ADD and SUBTRACT verbs. The following are some of the formats of these verbs with the CORRESPON
Example of Write statement: Illustration: (i) WRITE TRANS-RECORD AFTER ADVANCING 3 LINES. This WRITE statement specified that the TRANS-RECORD is a record name of a fi
Illustration of nested if statement: Consider the nested sentence which is as shown below: The IF-ELSE pairs in this sentence can be detected by applying the rule whic
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
CONDITION - COBOL Programming: The condition is an entity which at one point of time can have only one of the two values - true or false. As we already know that, the IF verb
Rules for Simple sort verb: The work file is to be defined by a sort elaboration entry (SD entry).The format of SD entry is as shown below. The rules below should be taken
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
What is the difference b/w index and subscript? Subscript indicates to the array occurrence whereas index is the displacement (in no of bytes) from the beginning of the array.
PROGRAM FOR SIZE ERROR: We have to write an easy program to elaborate the size error option. Identification division. Program- id. sizeerr. Environment division.
MOVE CORRESPONDING: It is frequently required to move some of the data items of one group to some other data items in the other group. If the names of the equivalent data item
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