# Ruby debugger

**URL:** <https://www.ruby-forum.com/t/ruby-debugger/181073>\
**Category:** Ruby\
**Created:** [January 5, 2010, 3:15am UTC](https://www.ruby-forum.com/t/ruby-debugger/181073 "2010-01-05T03:15:33Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Haris\_BogdanoviS\_S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/a8b319/32.png) [@Haris\_BogdanoviS\_S](https://www.ruby-forum.com/u/Haris_BogdanoviS_S)\
**Post date:** [January 5, 2010, 3:15am UTC](https://www.ruby-forum.com/t/ruby-debugger/181073/1 "2010-01-05T03:15:33Z")

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Hi.

I’m trying out ruby debugging. If in irb I write:  
require ‘debug’  
I get the rdb prompt.  
How do I start debugging some ruby file ?  
If I write  
require ‘ruby-debug’  
I get ‘true’ but how to start the debugger ?

Thanks  
Haris

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<div class="post-metadata">

**Author:** ![Haris\_BogdanoviS\_S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/a8b319/32.png) [@Haris\_BogdanoviS\_S](https://www.ruby-forum.com/u/Haris_BogdanoviS_S)\
**Post date:** [January 5, 2010, 5:36pm UTC](https://www.ruby-forum.com/t/ruby-debugger/181073/2 "2010-01-05T17:36:51Z")

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> require ‘ruby-debug’  
> I get ‘true’ but how to start the debugger ?

debugger

like

require ‘ruby-debug’  
…  
debugger