TAL Reference Manual

TAL Syntax Summary (Railroad Diagrams)
Appendix B—526371.001
B-46
$MIN Function
$MIN Function
The $MIN function returns the minimum of two INT, INT(32), FIXED (fpoint), REAL, or
REAL(64) expressions.
$NUMERIC Function
The $NUMERIC function tests the right half of an INT value for the presence of an
ASCII numeric character.
$OCCURS Function
The $OCCURS function returns the number of occurrences of a variable.
$OFFSET Function
The $OFFSET function returns the number of bytes from the address of the zeroth
structure occurrence to a structure data item.
$OPTIONAL Function
The $OPTIONAL function controls whether a given parameter or parameter pair is
passed to a VARIABLE or EXTENSIBLE procedure. OPTIONAL is a D20 or later
feature.
VSTB124.vsd
$MIN
( expression
, expression
)
VSTB125.vsd
$NUMERIC
(
int - expression )
VSTB126.vsd
$OCCURS
( variable
)
VSTB127.vsd
$OFFSET
( variable )