method
hidden_field
rails latest stable - Class:
ActionView::Helpers::FormBuilder
hidden_field(method, options = {})public
Returns a hidden input tag tailored for accessing a specified attribute (identified by method) on an object assigned to the template (identified by object). Additional options on the input tag can be passed as a hash with options. These options will be tagged onto the HTML as an HTML element attribute as in the example shown.
Examples
# Let's say that @signup.pass_confirm returns true: hidden_field(:pass_confirm) # => <input type="hidden" id="signup_pass_confirm" name="signup[pass_confirm]" value="true" /> # Let's say that @post.tag_list returns "blog, ruby": hidden_field(:tag_list) # => <input type="hidden" id="post_tag_list" name="post[tag_list]" value="blog, ruby" /> # Let's say that @user.token returns "abcde": hidden_field(:token) # => <input type="hidden" id="user_token" name="user[token]" value="abcde" />