Dectpu Symbols - Compaq DEC Text Processing Utility (DECTPU) Guide Manual

Lexical Elements of the DEC Text Processing Utility Language
4.3 Character Sets
For example:
GOLD 27 GOLD Specins

4.3.5 DECTPU Symbols

Certain symbols have special meanings in DECTPU. You can use them as
statement delimiters, operators, or other syntactic elements. Table 4–4 lists the
DECTPU symbols and their functions.
Table 4–4 DECTPU Symbols
Name
Apostrophe
Assignment operator
At sign
Left brace
Close parenthesis
Comma
Exclamation point
Dollar sign
Right brace
Equal sign
Greater than sign
Greater than or equal to
sign
Slash
Asterisk
Left bracket
Less than sign
Less than or equal to
sign
Minus sign
Not equal sign
Vertical bar
Open parenthesis
Ampersand
Plus sign
Quotation mark
Right bracket
Semicolon
Underscore
4–4 Lexical Elements of the DEC Text Processing Utility Language
Symbol DECTPU Function
Delimits a string
'
:= Assigns a value to a variable
@ Partial pattern assignment operator
{ Opens an array element index expression
) Ends parameter list, expression, procedure call,
argument list, or array element index
, Separates parameters
! Begins comment
$ Indicates a variable, constant, keyword, or
procedure name that is reserved to Compaq
} Closes array element index expression
= Relational operator
> Relational operator
>= Relational operator
/ Integer division operator
* Integer multiplication operator
[ Begins case label
< Relational operator
<= Relational operator
– Subtraction operator
<> Relational operator
| Pattern alternation operator
( Begins parameter list, expression, argument list, or
array element index
& Pattern linkage operator
+ String concatenation operator, pattern
concatenation operator, integer addition operator
Delimits string
"
] Ends case label
; Separates language statements
_ Separates words in identifiers