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B (Blank Insertion) :
The occurrence of a B anyplace in the picture will insert a space character in the edited data. There can be more than one B in the picture.
Examples:
0 (Zero Insertion) :
A zero emerging in a picture will be treated in similar way as a B except that 0 will be inserted rather than of a space character.
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
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
Data types available in COBOL are given below Alpha-numeric (X), numeric (9), alphabetic (A)
REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name [ FORM identifier ]
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Non numeric: The nonnumeric literal is used in normal to output messages or headings. The Characters which are enclosed between " " constitute nonnumeric literal. The maximum
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There are some restrictions when these procedures are used. (i) The Procedure should not contain any SORT/MERGE statement. (ii) An explicit transfer of the control outside
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