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tr

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

Quick Reference

Command Name:

tr

Category:

file management

Platform:

Linux/Unix

Basic Usage:

tr [options] [arguments]

Common Use Cases

  • 1

    Text translation

    Translate or delete characters 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

tr [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 tr 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 tr command.

Tips & Tricks

1

Use the -d option to delete characters

2

Use the -s option to squeeze repeated characters

3

Use the -c option to complement the set of characters

4

Use the -t option to translate characters

5

Use the --help option to display help

Common Use Cases

Text translation

Translate or delete characters 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

Character set conversion

Convert between different character sets

Related Commands

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

sed
awk
cut
grep
col
expand
Explore All Commands

Use Cases

1

Text translation

Translate or delete characters 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

Character set conversion

Convert between different character sets

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 tr command works in different scenarios.

See ExamplesTry Lab Exercises
$ tr
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