pTAL Reference Manual (H06.03+)

Procedures, Subprocedures, and Procedure

Pointers

HP pTAL Reference Manual—523746-005

14-19

Subprocedure Declarations

You can declare subprocedures within procedures, but not within subprocedures.

type

specifies that the subprocedure is a function that returns a result and indicates the

data type of the returned result. type can be any data type described in

Section 3, Data Representation.

identifier

is the identifier of the subprocedure.

parameter-list

param-name

is the identifier of a formal parameter

. The number of formal parameters a

subprocedure can have is limited by space available in the parameter area of

the subprocedure.

type

SUBPROC identifier

parameter-list

VARIABLE

RETURNSCC

OVERFLOW_TRAPS

NOOVERFLOW_TRAPS

;

parameter-spec

subproc-body

FORWARD

;

VST702.vsd

( )

param-name

param-pair

VST210.vsd