APIdock
/
Ruby on Rails
/
Browse
About
method
required
v4.2.9
-
Show latest stable
- Class:
ActionController
::
Parameters
required
(key)
public
Alias
of
#require
.
Related methods
Instance methods
[]
converted_arrays
delete
dup
each
each_pair
extract!
fetch
permit
permit!
permitted?
require
required
select!
slice
to_h
to_unsafe_h
to_unsafe_hash
transform_keys
transform_values
Class methods
const_missing
new
Protected methods
permitted=
Private methods
array_of_permitted_scalars?
array_of_permitted_scalars_filter
convert_hashes_to_parameters
convert_value_to_parameters
each_element
fields_for_style?
hash_filter
new_instance_with_inherited_permitted_status
permitted_scalar?
permitted_scalar_filter
unpermitted_keys
unpermitted_parameters!