Linux common Commands (a)-Manage Files and directories command (3)-CD command

1. Command format

CD [Directory name]

2. Command function

Switch the current directory to the input directory

3. Case

CD/go to the root directory
CD ~ Go to the/home/user user directory
Cd/usr go to the USR directory in the root directory------------absolute path
CD test goes to-------relative path in the test subdirectory under the current directory

Cd.. Return to top level directory

CD-Returns the directory where the current directory was before

CD!$ Use the parameters of the previous command as CD parameters

Such as:
#ls/usr/local/src/
#cd!$ (i.e. enter: Cd/usr/local/src directory)

Linux common Commands (a)-Manage Files and directories command (3)-CD command