# Detecting browser?

**URL:** <https://www.ruby-forum.com/t/detecting-browser/136786>\
**Category:** Rails\
**Created:** [May 6, 2008, 1:16pm UTC](https://www.ruby-forum.com/t/detecting-browser/136786 "2008-05-06T13:16:27Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![vapor](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/v/5e9695/32.png) [@vapor](https://www.ruby-forum.com/u/vapor)\
**Post date:** [May 6, 2008, 1:16pm UTC](https://www.ruby-forum.com/t/detecting-browser/136786/1 "2008-05-06T13:16:27Z")

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How can I detect browser using Ruby in views?

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**Author:** ![vapor](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/v/5e9695/32.png) [@vapor](https://www.ruby-forum.com/u/vapor)\
**Post date:** [May 6, 2008, 3:19pm UTC](https://www.ruby-forum.com/t/detecting-browser/136786/2 "2008-05-06T15:19:09Z")

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Vapor … wrote:

> How can I detect browser using Ruby in views?

\<%= @request.env[“HTTP\_USER\_AGENT”] %\>

for more information :

> **[List of request params](http://teapoci.blogspot.com/2008/04/list-of-request-params.html)**
>
> @request.env\["name\_of\_params\_object"\] . source : http://wiki.rubyonrails.org/rails/pages/variablesinrequestenv .

Good Luck,  
Reinhart