autoindent (ai) |
noai |
In insert mode, indents each line to the same level as the line above
or below. Use with
shiftwidth
option.
|
autoprint (ap) |
ap |
Displays changes after each editor command.
(For global replacement, displays last replacement.)
|
autowrite (aw) |
noaw |
Automatically writes (saves) file if changed
before opening another file with
:n
or before giving UNIX
command with
:!
.
|
beautify (bf) |
nobf |
Ignores all control characters during input (except tab, newline, or formfeed).
|
directory (dir) |
/tmp |
Names directory in which
ex
stores buffer files.
(Directory
must be writable.)
|
edcompatible |
noed-compatible
|
Uses
ed
-like features on substitute commands.
|
errorbells (eb) |
errorbells |
Sounds bell when an error occurs. |
exrc (ex) |
noexrc |
Allows the execution of
.exrc
files that
reside outside the user's home directory. (System V only.)
|
hardtabs (ht) |
=8 |
Defines boundaries for terminal hardware tabs.
|
ignorecase (ic) |
noic |
Disregards case during a search.
|
lisp |
nolisp |
Inserts indents in appropriate lisp format.
( ), { }, [[, and ]] are modified to have meaning
for lisp.
|
list |
nolist |
Prints tabs as ^I; marks ends of lines with $.
(Use
list
to tell if end character is a tab or a space.)
|
magic |
magic |
Wildcard characters . (dot), * (asterisk), and []
(brackets) have special meaning in patterns.
|
mesg |
mesg |
Permits system messages to display on terminal while editing in
vi
.
|
number (nu) |
nonu |
Displays line numbers on left of screen during editing session.
|
open |
open |
Allows entry to
open
or
visual
mode from
ex
.
|
optimize (opt) |
noopt |
Abolishes carriage returns at the end of lines
when printing multiple lines, speeds output on dumb terminals when
printing lines with leading white space (blanks or tabs).
|
paragraphs (para) |
=IPLPPPQP
LIpplpipbp
|
Defines paragraph delimiters for movement by { or }.
The pairs of characters in the value are the names of
nroff/troff
macros that begin paragraphs.
|
prompt |
prompt |
Displays the
ex
prompt (:) when
vi
's
Q
command is given.
|
readonly (ro) |
noro |
Any writes (saves) of a file will fail unless you
use
!
after the write (works with
w
,
ZZ
,
or
autowrite
).
|
redraw (re) |
noredraw |
Terminal redraws screen whenever edits are made (in other words, insert mode
pushes over existing characters, and deleted lines immediately close up).
Default depends on line speed and terminal type.
noredraw
is
useful at slow speeds on a dumb terminal: deleted lines show up as @,
and
inserted text appears to overwrite existing text until you
press
[ESC]
.
|
remap |
remap |
Allows nested map sequences.
|
report |
=5 |
Displays a message on the prompt line whenever you make an edit that
affects at least a certain number of lines. For example,
6dd
reports the message "6 lines deleted."
|
scroll |
=[
1/2 window
] |
Amount of screen to scroll.
|
sections (sect) |
=SHNHH HU |
Defines section delimiters for [[ ]] movement.
The pairs of characters in the value are the names of
nroff/troff
macros that begin sections.
|
shell (sh) |
=/bin/sh |
Pathname of shell used for shell escape (
:!
) and shell
command (
:sh
). Default value is derived from shell
environment, which varies on different systems.
|
shiftwidth (sw) |
=8 |
Defines number of spaces in
backward (
^D
) tabs when using the
autoindent
option.
|
showmatch (sm) |
nosm |
In
vi
, when ) or } is entered, cursor moves
briefly to matching ( or {. (If match is not on the screen,
rings the error message bell.) Very useful for programming.
|
showmode |
noshowmode |
In insert mode, displays a message on the prompt line indicating the
type of insert you are making. For example, "Open Mode,"
or "Append Mode." (System V only.)
|
slowopen (slow) |
|
Holds off display during insert.
Default depends on line speed and terminal type.
|
tabstop (ts) |
=8 |
Defines number of spaces that a
[TAB]
indents during editing session.
(Printer still uses system tab of 8.)
|
taglength (tl) |
=0 |
Defines number of characters that are significant for tags.
Default (zero) means that all characters are significant.
|
tags |
=
tags
/usr/lib/tags
|
Defines pathname of files containing tags (see the UNIX
ctags
command.)
(By default, system searches
/usr/lib/tags
and the file
tags
in the current directory.)
|
term |
|
Sets terminal type. |
terse |
noterse |
Displays shorter error messages.
|
timeout (to) |
timeout |
Keyboard maps "time out" after 1 second.[1]
|
ttytype |
|
Sets terminal type. |
warn |
warn |
Displays the warning message, "No write since last change."
|
window (w) |
|
Shows a certain number of lines of the file on the screen.
Default depends on line speed and terminal type.
|
wrapscan (ws) |
ws |
Searches wrap around either end of file.
|
wrapmargin (wm) |
=0 |
Defines right margin.
If greater than zero, automatically inserts carriage returns to break
lines.
|
writeany (wa) |
nowa |
Allows saving to any file. |