O'Reilly logo

Mac OS X Tiger in a Nutshell by Jason McIntosh, Chuck Toporek, Chris Stone, Andy Lester

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

vi Configuration

This section describes the following:

  • The :set command

  • Options available with :set

  • Sample ~/.exrc file

The :set Command

The :set command lets you specify options that change characteristics of your editing environment. Options may be put in the ~/.exrc file or set during a vi session.

The colon shouldn't be typed if the command is put in ~/.exrc.

Command

Action

:set x

Enable option x.

:set nox

Disable option x.

:set x=val

Give value to option x.

:set

Show changed options.

:set all

Show all options.

:set x?

Show value of option x.

Options Used by :set

The following table describes the options to :set. The first column includes the optional abbreviation, if there is one, and uses an equals sign to show that the option takes a value. The second column gives the default, and the third column describes the behavior of the enabled option.

Option

Default

Description

autoindent (ai)

noai

In insert mode, indent each line to the same level as the line above or below.

autoprint (ap)

ap

Display changes after each editor command. (For global replacement, display last replacement.)

autowrite (aw)

noaw

Automatically write (save) file if changed, before opening another file with :n or before giving an external command with :!.

background (bg)

 

Describe the background so the editor can choose appropriate highlighting colors. Default value of dark or light depends on the environment in which the editor is invoked. (vim)

backup (bk)

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required