John Merlino wrote:
> Hey all,
>
> Can't find a good explanation of options={}. Specifically I'm not sure
> of its role in this given line of code:
>
> helper file:
>
> def render_show_actions(resource, actions, options={})
> commands = actions.map do |action|
> send "render_show_action_#{action}", resource, options
> end
>
> controller:
>
> def render_show_action_pass(student, options={})
> @template.link_to "pass", pass_student_path(student), :method =>
> :get
> end
> helper_method :render_show_action_pass
>
> It appears that the action in the helper dynamically builds the action
> in controller. But then the question is what is options doing there and
> which method is calling which?
>
> Thanks for any suggestions.
def wow array=[1]
array
end
wow
copy and paste this in IRB and you'll understand. "options={}" says that
if no variable is passed for 'options', make it an empty hash.
The rest of the code should make some more sense.
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