# Command completion in irb and ruby-debug

**URL:** <https://www.ruby-forum.com/t/command-completion-in-irb-and-ruby-debug/170320>\
**Category:** Ruby\
**Created:** [June 15, 2009, 9:56pm UTC](https://www.ruby-forum.com/t/command-completion-in-irb-and-ruby-debug/170320 "2009-06-15T21:56:01Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![pitosalas](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a4c791/32.png) [@pitosalas](https://www.ruby-forum.com/u/pitosalas)\
**Post date:** [June 15, 2009, 9:56pm UTC](https://www.ruby-forum.com/t/command-completion-in-irb-and-ruby-debug/170320/1 "2009-06-15T21:56:01Z")

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I’ve seen hints more than once that there’s a way to enable command  
completion (or just identifier completion, or anything-completion) in  
irb and/or ruby-debug.

Any clues?

Thanks!

Pito

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<div class="post-metadata">

**Author:** ![pitosalas](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/a4c791/32.png) [@pitosalas](https://www.ruby-forum.com/u/pitosalas)\
**Post date:** [June 15, 2009, 11:38pm UTC](https://www.ruby-forum.com/t/command-completion-in-irb-and-ruby-debug/170320/2 "2009-06-15T23:38:09Z")

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Pito S. wrote:

> I’ve seen hints more than once that there’s a way to enable command  
> completion (or just identifier completion, or anything-completion) in  
> irb and/or ruby-debug.
> 
> Any clues?
> 
> Thanks!
> 
> Pito

require ‘irb/completion’

## you can include that in your .irbc in your home directory.

Daniel R.