Do helper classes get mixed into the controller?

If I have a homecontroller, will the home_helper.rb get mixed into the controller class?

I'm assuming so as it gets 开发者_开发百科access to the request object somehow.

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No, helpers do not get mixed into controllers. You can hack rails but your best bet is to just include the method in application_helper.rb

This seems to be the best hack:

http://snippets.aktagon.com/snippets/47-Using-Rails-helpers-from-controllers-or-anywhere-you-want