form_for (ActionView::Helpers::FormHelper) - APIdock

Creates a form that allows the user to create or update the attributes of a specific model object. The method can be used in several slightly different ways, depending on how much you wish to rely on Rails to infer automatically from the model how the form should be constructed. For a generic model object, a form can be created by passing form_for a string or symbol representing the object we are

[seapig_dolphin]

Customized form builders 。後で見る