COBOL Manual for TNS/E Programs (H06.03+)

Procedure Division
HP COBOL Manual for TNS/E Programs—520347-003
8-59
Simple Conditions
identifier-2
is a data item with USAGE POINTER.
NULL
NULLS
is a null address (all 1s) that causes an address fault if a pointer with that value
is referenced. NULL or NULLS can be used for pointer-subject or
pointer-object, but not both.
relationship
Class Conditions
The class condition determines whether the operand is numeric, alphabetic, lowercase
alphabetic, uppercase alphabetic, or contains only characters in the set defined by a
CLASS clause in the SPECIAL-NAMES paragraph of the Environment Division.
identifier
is the identifier of a data item for which either:
•
It is described as USAGE DISPLAY.
•
It is of the numeric class, and its usage is not DISPLAY.
class-name
is the name of a class described in the SPECIAL-NAMES paragraph.
=
EQUAL
TONOTIS
VST604.vsd
identifier
NUMERIC
ALPHABETIC
ALPHABETIC-LOWER
ALPHABETIC-UPPER
class-name
IS NOT
VST120.vsd