rails - what exactly does hidden_field and hidden_field_tag do?

Question

I read through the techy definition of hidden_fields, but am not sure what it really does. My understanding is that it allows you to pass in an attribute for c

Answer 1

It would generate a hidden type of input field...

This is a way to store information that you want submitted with the form without having to have a visible field.

From the documentation:

hidden_field_tag 'tags_list' generates...

hidden_field_tag is meant to be used without a model whereas hidden_field is meant to be used in conjunction with a form_for call and a model.

hidden_field(:signup, :pass_confirm) generates...