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unexpand

file managementLinux/Unix
The unexpand command is one of the most frequently used commands in Linux/Unix-like operating systems. unexpand Sample fallback description for unexpand
See ExamplesView Syntax

Quick Reference

Command Name:

unexpand

Category:

file management

Platform:

Linux/Unix

Basic Usage:

unexpand [options] [arguments]

Common Use Cases

  • 1

    Space compression

    Convert spaces to tabs in text data

  • 2

    Text processing

    Manipulate text data in pipelines and scripts

  • 3

    Data cleaning

    Clean and sanitize text data

  • 4

    Scripting

    Use in shell scripts to process text data programmatically

Syntax

unexpand [OPTION]... [FILE]...

Options

Option Description
-l Use a long listing format
-a Show hidden entries starting with .
-h Human-readable sizes
-R List subdirectories recursively

Examples

How to Use These Examples

The examples below show common ways to use the unexpand command. Try them in your terminal to see the results. You can copy any example by clicking on the code block.

Basic Examples:

ls
List files in the current directory.
ls -l
List files in long format with details.
ls -a
List all files including hidden ones.

Advanced Examples:

ls -lah Detailed list with human-readable sizes. ls -R List directories recursively.

Try It Yourself

Practice makes perfect! The best way to learn is by trying these examples on your own system with real files.

Understanding Syntax

Pay attention to the syntax coloring: commands, options, and file paths are highlighted differently.

Notes

These are sample notes for the unexpand command.

Tips & Tricks

1

Use the -a option to convert all blanks to tabs

2

Use the -t number option to specify the number of spaces per tab

3

Use the -t option without a number to convert initial spaces to tabs

4

Use the -h option to display help

5

Use the -v option to display version information

Common Use Cases

Space compression

Convert spaces to tabs in text data

Text processing

Manipulate text data in pipelines and scripts

Data cleaning

Clean and sanitize text data

Scripting

Use in shell scripts to process text data programmatically

File format conversion

Convert between different file formats

Related Commands

These commands are frequently used alongside unexpand or serve similar purposes:

expand
col
tr
sed
pr
fmt
Explore All Commands

Use Cases

1

Space compression

Convert spaces to tabs in text data

2

Text processing

Manipulate text data in pipelines and scripts

3

Data cleaning

Clean and sanitize text data

4

Scripting

Use in shell scripts to process text data programmatically

5

File format conversion

Convert between different file formats

Learn By Doing

The best way to learn Linux commands is by practicing. Try out these examples in your terminal to build muscle memory and understand how the unexpand command works in different scenarios.

See ExamplesTry Lab Exercises
$ unexpand
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