Common Linux commands: ls

Name: ls

Permission: All Users

Usage: ls [-alrtafr] [name...]

Description: displays the contents of a specified working directory (list files and subdirectories contained in the current working directory ).

Parameters:

-A: displays all files and directories. (If the file name or directory name starts with "." is specified in LS, it is regarded as a hidden file and will not be listed)
-L in addition to the file name, the file type, permission, owner, and file size are also listed in detail.
-R: Display files in reverse order (originally in alphabetical order)
-T list archives in the order of creation time
-A is the same as-a, but does not list "." (current directory) and ".." (parent directory)
-F Add a symbol after the name of the file to be listed. For example, add "*" to the executable file and add "/" to the directory "/"
-R if the directory contains files, the following files are listed in sequence.

Example:
List all files whose names start with "S" in the current working directory:
Ls-ltr s *

List all the following directories and file details in the/bin directory:
Ls-LR/bin

List all files and directories under the current working directory. Add "/" after the directory name, and add "*" after the executable file name "*":
Ls-AF