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Diffstat (limited to 'guides/source/form_helpers.md')
| -rw-r--r-- | guides/source/form_helpers.md | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/guides/source/form_helpers.md b/guides/source/form_helpers.md index 817a732051..a4dab39d55 100644 --- a/guides/source/form_helpers.md +++ b/guides/source/form_helpers.md @@ -221,7 +221,7 @@ Upon form submission the value entered by the user will be stored in `params[:pe WARNING: You must pass the name of an instance variable, i.e. `:person` or `"person"`, not an actual instance of your model object. -Rails provides helpers for displaying the validation errors associated with a model object. These are covered in detail by the [Active Record Validations and Callbacks](./active_record_validations_callbacks.html#displaying-validation-errors-in-the-view) guide. +Rails provides helpers for displaying the validation errors associated with a model object. These are covered in detail by the [Active Record Validations](./active_record_validations.html#displaying-validation-errors-in-views) guide. ### Binding a Form to an Object @@ -423,7 +423,7 @@ Whenever Rails sees that the internal value of an option being generated matches TIP: The second argument to `options_for_select` must be exactly equal to the desired internal value. In particular if the value is the integer 2 you cannot pass "2" to `options_for_select` — you must pass 2. Be aware of values extracted from the `params` hash as they are all strings. -WARNING: when `:inlude_blank` or `:prompt:` are not present, `:include_blank` is forced true if the select attribute `required` is true, display `size` is one and `multiple` is not true. +WARNING: when `:include_blank` or `:prompt` are not present, `:include_blank` is forced true if the select attribute `required` is true, display `size` is one and `multiple` is not true. You can add arbitrary attributes to the options using hashes: @@ -836,17 +836,14 @@ Active Record provides model level support via the `accepts_nested_attributes_f class Person < ActiveRecord::Base has_many :addresses accepts_nested_attributes_for :addresses - - attr_accessible :name, :addresses_attributes end class Address < ActiveRecord::Base belongs_to :person - attr_accessible :kind, :street end ``` -This creates an `addresses_attributes=` method on `Person` that allows you to create, update and (optionally) destroy addresses. When using `attr_accessible` or `attr_protected` you must mark `addresses_attributes` as accessible as well as the other attributes of `Person` and `Address` that should be mass assigned. +This creates an `addresses_attributes=` method on `Person` that allows you to create, update and (optionally) destroy addresses. ### Building the Form |