October 1, 1979 FRESS COMMANDS PARAMETER LISTING
9.7 PARAMETER LISTING _____________________
The following is a list of standard parameters listed in many
command descriptions. Parameters that do not appear here are
described in full where specified.
<bool>......A boolean request string composed of keywords,
Attribute-Value pairs, and weights combined with
the logical operators "¬" (not), "&" (and), and ""
(or) [the descending order of precedence]. The
precedence may be changed by the use of
parentheses. Two examples of valid boolean request
strings are: "key1&key2key3" and
"¬(key1&key2)&key3" (see Appendix C, "Keyword
Strings").
<dkeys>.....A display Keyword string. Each Keyword cannot be
more than 16 characters; the entire string cannot
be more than 255 characters.
<file>......A filename, which is a literal character string of
no more than 8 characters. If there is no <file>
parameter in a command, or if the <file> parameter
is optional and not specified, the command is
executed on the current file. If "<current>" is
specified as the default, it refers to the current
file.
<keys>......A Keyword string made up of Keywords,
Attribute-Value pairs, and Weights. Each Keyword
must be no more than 16 characters long; the entire
Keyword string must be no more than 255 characters
long.
<iip>.......A <lp> that defaults to the Implied Insert Point:
the last position where text was added (deleted) or
was supposed to have been added (deleted). See
Appendix D for all commands which use the <iip>.
See also &POP for an example of how to utilize
<iip> when inserting Blocks ("%<...>%").
<label>.....A literal character string of no more than 16
characters which acts as a Label in a file.
<lit>.......A literal character string whose use and format is
determined by the particular command.
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position <lp>........A Location Pointer which designates a ________ in
where the file, often to indicate _____ some text or
Structure should be placed. It is specified as a
context string of one or more characters which may
contain embedded ellipses ("..."); the last
character matched by the string is considered the
<lp> except in the case of IBEFORE, when the
special LP character ("&") is used (see Section
5.3), or when the Character qualifier ("C") is used
(see Section 5.5). A default specified as
"<beginning>" refers to the beginning of the file.
<lp> may also be indicated with the light pen on
the IMLAC.
<n>.........An unsigned number, considered to be positive
unless otherwise indicated (in the command
description). Specific uses vary by command.
<options>...A character string which may contain certain
characters indicating certain options available.
The <options> list is unique to and defined in any
command which uses it.
<pass>......A literal character string of no more than 7
characters which acts as a password to a file. The
password in effect is the one specified in GFILE
when the file was opened, or in the most recent
CPASSWORD command.
<pict>......A picture name. It must be no more than 8
characters in length.
amount <scope>.....An ______ of text to be affected by the command.
It is specified either as a context string or as a
pair of <lp>s identifying the beginning and ending
points of the amount, one or both of which may be
deferred.
minimum <space>.....A system-defined Space. The _______ abbreviation
of each is one letter: Annotation (A), Keyword (K),
Label (L), Picture (P), Structure (S), Text (T),
File Structure Work (W). See Section 1.3, ______________, for an
overview of these regions.
<text>......A literal character string meant to be inserted in
the file as a piece of text, as specified by the
particular command. If in any command which uses
this parameter, the user specifies a a delimiter
instead _______ of <text> (e.g., "i/old text/"), regular
Input Mode will be entered (see INSERT for a more
complete example).
<vs>........A viewing specification string. Viewspecs are used
how to specify ___ the file is to be displayed and
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