CAT_EGT0 <t >

Get the value of a scalar expression, field or parameter

Description:

Get the value of a scalar expression, evaluated from the current row buffer, field or parameter.

Invocation

CALL CAT_EGT0 <t > (GI; VALUE, NULFLG; STATUS)

Arguments

GI = INTEGER (Given)
Identifier for either an expression, field or parameter.
VALUE = <type > (Returned)
Value to which the expression evaluates for the current row buffer.
NULFLG = LOGICAL (Returned)
A flag indicating whether or not the expression evaluates to the null value or not: .TRUE. - The expression is null, .FALSE. - The expression is not null; a genuine value is available.
STATUS = INTEGER (Given and Returned)
The global status.

Copyright

Copyright (C) 1999 Central Laboratory of the Research Councils

Bugs:

None known