Cheat Sheet #day42 - ls

ls Cheatsheet

Basic Usage

• List Files and Directories

    ls
  

• List Files and Directories with Details

    ls -l
  

Common Options

• List All Files (Including Hidden)

    ls -a
  

• List All Files with Details

    ls -la
  

• List Files in Human-Readable Format

    ls -lh
  

• List Files in Reverse Order

    ls -r
  

• Sort Files by Modification Time

    ls -t
  

• Sort Files by Size

    ls -S
  

• Sort Files by Extension

    ls -X
  

• Display Directory Entries Instead of Contents

    ls -d */
  

• List Only Directories

    ls -d */
  

• Colorize the Output

    ls --color=auto
  

Combining Options

• List All Files, Including Hidden, with Human-Readable Sizes

    ls -lha
  

• List Files Sorted by Modification Time with Details

    ls -lt
  

• List Files Sorted by Size in Human-Readable Format

    ls -lhS
  

• List Files with Details, Sorted by Extension

    ls -lX
  

Useful Tips

• List Files with Detailed Information Including Timestamps

    ls -l --time-style=full-iso
  

• List Files with Inode Numbers

    ls -i
  

• List Files Recursively

    ls -R
  

• List Files with Detailed Information Including File Type

    ls -F
  

• List Only the File Names

    ls -1
  

Advanced Options

• List Files with Contextual Information (like ls -l)

    ls -C
  

• Group Directories First

    ls --group-directories-first
  

• Ignore Certain Files

    ls --ignore="pattern"
  

• Display Help for ls

    ls --help
  

• List Files with Detailed Information Including Context

    ls -lc
  

• List Files with Access Time

    ls -lu
  

• List Files with Birth Time

    ls -lt --time=birth
  

Examples

• List All Files in /etc Directory

    ls -a /etc
  

• List Files in /var Directory in Human-Readable Format

    ls -lh /var
  

• List Files in /home Directory Sorted by Modification Time

    ls -lt /home
  

• List Files in Current Directory with Details and Sorted by Size

    ls -lS
  

• List Files in Current Directory with Full Timestamps

    ls -l --time-style=full-iso
  

• List Files in Current Directory with Inode Numbers

    ls -i
  

• List Files in Current Directory Recursively

    ls -R
  

• List Files in Current Directory with File Types

    ls -F
  

This cheatsheet covers essential commands and options for using ls effectively, from basic listing and formatting to advanced sorting and filtering. Adjust the commands according to your specific requirements and environment.