# Need a simple graph example on ruby

**URL:** <https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746>\
**Category:** Rails\
**Created:** [March 24, 2008, 10:37am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746 "2008-03-24T10:37:23Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 10:37am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/1 "2008-03-24T10:37:23Z")

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# Can anyone provide me a simple graph example on ruby

Say I have a table with two columns like this :

Age Number of people

* * *

1-20 35  
21-40 48  
41-60 22  
61-80 18

Can anyone tell me, STEP BY STEP how to get this data in a graph  
(line-graph) in ruby by any tool or gem.

Please help…

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 10:54am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/2 "2008-03-24T10:54:23Z")

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[http://nubyonrails.com/pages/gruff](http://nubyonrails.com/pages/gruff)

regards  
/gundestrup

On Mar 24, 10:37 am, Dibyendu Chatterjee \<rails-mailing-l…@andreas-

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 11:17am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/3 "2008-03-24T11:17:10Z")

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removed\_email\_address@domain.invalid wrote:

> [http://nubyonrails.com/pages/gruff](http://nubyonrails.com/pages/gruff)
> 
> regards  
> /gundestrup
> 
> On Mar 24, 10:37 am, Dibyendu Chatterjee \<rails-mailing-l…@andreas-

ImageMagick and RMagick is not getting installed in our machine. We have  
Ruby version 1.8.6. There we got stuck. Please help with steps…how to  
go about…

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 11:26am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/4 "2008-03-24T11:26:49Z")

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> **[Charts  |  Google for Developers](https://developers.google.com/chart?csw=1&hl=fa)**
>
> نمودارهای تعاملی برای مرورگرها و دستگاه های تلفن همراه.

On Mar 24, 11:17 am, Dibyendu Chatterjee \<rails-mailing-l…@andreas-

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 11:49am UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/5 "2008-03-24T11:49:33Z")

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Peter wrote:

> [Charts &nbsp;|&nbsp; Google for Developers](http://code.google.com/apis/chart/)
> 
> On Mar 24, 11:17 am, Dibyendu Chatterjee \<rails-mailing-l…@andreas-

This is what I am facing the problem. Not being able to install rmagick.  
Pls help…

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 3:40pm UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/6 "2008-03-24T15:40:42Z")

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Just read the API, it’s not very complicated. Google creates images  
for you, you just use an url in an image\_tag with some variables  
added. There’s also a wrapper for it:

[http://code.google.com/p/google-charts-on-rails/](http://code.google.com/p/google-charts-on-rails/)

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**Author:** ![dibyendu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/838e76/32.png) [@dibyendu](https://www.ruby-forum.com/u/dibyendu)\
**Post date:** [March 24, 2008, 12:02pm UTC](https://www.ruby-forum.com/t/need-a-simple-graph-example-on-ruby/132746/7 "2008-03-24T12:02:10Z")

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Peter wrote:

> [Charts &nbsp;|&nbsp; Google for Developers](http://code.google.com/apis/chart/)
> 
> On Mar 24, 11:17 am, Dibyendu Chatterjee \<rails-mailing-l…@andreas-

Great link Peter. Thanx. Cool looking charts. Now how to feed ruby data  
into it.