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Edit Characters for Numeric Data:
The characters below can be used in the PICTURE clause to indicate the editing.
Z * $ - + CR DB . , B O /
The use of these edit characters are elucidate below:
Z (Zero Suppression) :
The edit character Z is used to repress the leading zeroes in the numeric data item. The leading zeroes are substitute with blanks.
The Z character has no effect of trailing the zeroes.
Comparison of Numeric Operands: We are well-known with the kind of the relational condition where both the operands are numeric. The comparison in this situation is algebraic
INDEXED SEQUENTIAL FILES: In the indexed sequential files which are also known as indexed files, the records are stored in the sequence order generally in ascending order. In
DELETE STATEMENT : The file should be opened in the I-O mode. If the access is SEQUENTIAL, the INVALID KEY phrase must be specified. Rather than, the last input-output state
/ (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
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:
Literals: The actual values can too appear in a program. These values are termed as literals. For illustration, the statement MOVE 0 TO TOTAL indicates that the value zero wil
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
RESERVE clause: This clause indicates the number of buffers to be used for the file. Integer-1 specifies this number. ORGANIZATION/ACCESS clause: These two clause
ACCEPT STATEMENT: The ACCEPT statement is used to read the low-volume data from the operator's console, several other hardware device or from the operating system. The common
PROGRAM FOR PERFORM - VARYING: We have to write a program to elaborate PERFORM ...VARYING Identification division. Program- id. PerfVary. Environment division. Dat
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