Linux ll Command Explained

The “ll” command is actually an alias for the “ls -l” command, used to display detailed information about files and directories. In many Linux systems, “ll” is defined as an alias for “ls -l” by default, making it convenient for users to quickly view more detailed file information. Below are some examples of how to use the “ll” command:

1. List all files and directories in the current directory with detailed information:
   ll
2. List detailed information of all files and directories in the specified directory:
   ll /path/to/directory
3. Display detailed information of hidden files (files starting with a dot):
   ll -a
4. Show detailed information of files and directories in time order:
   ll -t
5. Display detailed information of all files and directories in the specified directory and its subdirectories recursively:
   ll -R /path/to/directory

Please note that the ll command is not a standard Linux command, but rather an alias provided by certain distributions (such as Ubuntu). If you are unable to use the ll command on a particular system, you can simply use the ls -l command to achieve the same result.