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4 declarations and statements – Compaq DEC Text Processing Utility AA-PWCBD-TE User Manual

Page 79

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Lexical Elements of the DEC Text Processing Utility Language

4.9 Reserved Words

TPU$K_HELP_MODIFIED

TPU$K_MESSAGE_FACILITY

TPU$K_MESSAGE_ID

TPU$K_MESSAGE_SEVERITY

TPU$K_MESSAGE_TEXT

TPU$K_SEARCH_CASE

TPU$K_SEARCH_DIACRITICAL

TPU$K_SHIFT_MODIFIED

TPU$K_UNSPECIFIED

TRUE

4.9.4 Declarations and Statements

A DECTPU program can consist of a sequence of declarations and statements.
These declarations and statements control the action performed in a procedure or
a program. The following reserved words are the language elements that when
combined properly make up the declarations and statements of DECTPU:

Module declaration

MODULE

IDENT

ENDMODULE

Procedure declaration

PROCEDURE

ENDPROCEDURE

Repetitive statement

LOOP

EXITIF

ENDLOOP

Conditional statement

IF

THEN

ELSE

ENDIF

Case statement

CASE

FROM

TO

INRANGE

OUTRANGE

Lexical Elements of the DEC Text Processing Utility Language 4–13