Cheat Sheet #day42

`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.

Cheat Sheet #day42 - ls

ls Cheatsheet