link_to send parameters along with the url and grab them on target page

Question

How can i have a link on a page that takes the user to another URL and passes along a parameter and on the target url how can we pick up that parameter.

usually I ad

Answer 1

Here's a more rails-y way of doing it.

<%= link_to 'Link Text', 
{controller: 'controller/name', action: 'action_name', query: params[:query]},
method: 'get', 
:class=>'link_styling' %>

You need to reference your params in the hash defining the link. It also needs to be a GET method. Styling is optional of course.

This should really be here too: http://api.rubyonrails.org/classes/ActionView/Helpers/UrlHelper.html#method-i-link_to