ruby - passing multiple id with URL using Rails 3 -

my requirement passing array of ids url , extract them controller method.suppose have ids below.

@userid=[1,2,3,4] 

i have link_to tag below.

<%= link_to "update",users_update_path(:all_id=@userid) %> 

in users_controller.rb file want access id present in @userid variable.

users_controller.rb:

class userscontroller < applicationcontroller def update  end end 

please me resolve issue.

you can try this, hope help.

<%= link_to "update",users_update_path(params.merge!(:all_id => [1,2,3,4])) %>  ## output puts params[:all_id] [1,2,3,4]