TAL Reference Manual

TAL Syntax Summary (Bracket-and-Brace Diagrams)

Appendix C—526371.001

C-28

$LMIN Function

The $LMIN function returns the minimum of two unsigned INT expressions.

$MAX Function

The $MAX function returns the maximum of two signed INT, INT(32), FIXED (fpoint),

REAL, or REAL(64) expressions.

$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.

$LMIN ( int-expression , int-expression )

$MAX ( expression , expression )

$MIN ( expression , expression )

$NUMERIC ( int-expression )

$OCCURS ( variable )

$OFFSET ( variable )