Linux System Management _ topic 02: Managing Files (1) _2.1 switching, creating, and deleting directories _cd_mkdir_rmdir

Usage: CD [directory path]

Transform working directory to make directory path, if [directory path] parameter is omitted to transform to user's home directory, where [directory path] can be absolute path or relative path

In addition, "~" in Bash represents the current user home directory, "." means the current directory "." indicates the current directory of the previous level of directory, "-" indicates the directory before the jump.

Example:

Jump to/usr/bin/: Cd/usr/bin

Fallback to previous directory: CD-

Jump to the top two of the current directory: CD. /..

Usage: mkdir [options] ... Directory...

Creates a directory if the specified directory does not exist.

? -M,--mode= mode set permission mode (similar to chmod command)

? -P creates the upper-level directory of the destination directory when required, but is not treated as an error even if these directories already exist

Usage: rmdir[options] ... Directory...

Creates a directory if the specified directory does not exist.

? -M,--mode= mode set permission mode (similar to chmod command)

? -P creates the upper-level directory of the destination directory when required, but is not treated as an error even if these directories already exist

Linux System Management _ topic 02: Managing Files (1) _2.1 switching, creating, and deleting directories _cd_mkdir_rmdir