TAL Reference Manual

Appendix C—526371.001

C-1

TAL Syntax Summary (Bracket-and-

Brace Diagrams)

This appendix provides a syntax summary of bracket-and-brace diagrams for

specifying:

•

Constants

•

Expressions

•

Declarations

•

Statements

•

Standard Functions

•

Compiler Directives

General Syntax Notation

In this appendix, the following syntax notation conventions are used in the format of

bracket-and-brace diagrams.

UPPERCASE LETTERS

Uppercase letters indicate keywords and reserved words; enter these items exactly as

shown. Items not enclosed in brackets are required. For example:

SOURCE

lowercase italic letters

Lowercase italic letters indicate variable items that you supply. Items not enclosed in

brackets are required. For example:

file-name

Brackets [ ]

Brackets enclose optional syntax items. For example:

[ base ] integer

A group of items enclosed in brackets is a list from which you can choose one item or

none. The items in the list may be arranged either vertically, with aligned brackets on

each side of the list, or horizontally, enclosed in a pair of brackets and separated by

vertical lines. For example: