What is ls command in Linux?
At irs core, ls stands for list. It is a command-line utility that reveals the contents of a directory. Whether you’re exploring the file system, managing files, or simpley curious abut what’s in a folder, ls is your go-to tool. Let’s delve deeper into its functionality and explore some of its options
Understanding the Basics
When you execute the ls command without any options, it promptly displays a list of files and directories in the current working directory. This straightforward function makes it incredibly useful for everyday tasks on the command line.
ls
Options
-l
The long listing format option provides detailed information about each file or directory, including permission, owner, group size, and timestamp
ls -l
-a
The option reveals hidden files and directories, which are begin with a dot.
ls -a
-h
When used in conjunction with the long format option, this option displays file sizes in a human-readable format, such as kilobytes (K), megabytes (M), or gigabytes (G).
ls -lh
-R
The recursive option lists the contents of directories recursively, revealing the entire directory tree..
ls -R
-t
Sorting files by modification time, with the newest files listed first.
ls -t
-S
Sorting files by size, with the largest files listed first.
ls -S
-i
Displaying the inode number of each file, which uniquely identifies it within the file system.
ls -i
Additionally, to delve even deeper into the functionality of each option, you can explore further by using the respective command followed by:
ls --help
# or
# consulting the manual pages
man ls
These commands provide comprehensive documentation and explanations for each option
Thank you!
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