Korn Shell Programming by Example

cd

Official Description

Changes the current working directory.

Syntax

cd [directory]

Options

None

Oddities

C shell cd command is slightly different.

You must have execute (search) permission in the specified directory to cd to it.

If - is specified as the directory, the cd command changes your current (working) directory to the directory name saved in the environment variable OLDPWD.

Example

$ cd /tmp
$
$ print $OLDPWD              # Previous directory is held in OLDPWD
/home/obrien
$
$ cd /etc
$
$ print $OLDPWD
/tmp
$
$ pwd
/etc
$
$ cd -                       # Uses contents of OLDPWD
/tmp
$
$ pwd
/tmp
$
$ cd                         # Uses contents of $HOME
$
$ pwd
/home/obrien
$