attribute_method?

attribute_method?(attribute)

Instance Public methods

Returns true if attribute is an attribute method, false otherwise.

class Person
  include ActiveModel::Validations
 
  attr_accessor :name
end
 
User.attribute_method?(:name) # => true
User.attribute_method?(:age)  # => false

Links:

https://github.com/rails/rails/blob/26fb57b58dad6555222bb7270f20d9fb1ccb7534/activemodel/lib/active_model/validations.rb#L250

doc_ruby_on_rails

2025-01-10 15:47:30

Comments

Popular Articles

attribute_method? attribute_method?(attr_name) Instance Protected methods

attribute_method? attribute_method?(attribute) Instance Public methods Returns true if attribute is an attribute method and table exists, false otherwise.

attribute_method_suffix attribute_method_suffix(*suffixes) Instance Public methods Declares a method available for all attributes with the given suffix. Uses me

undefine_attribute_methods undefine_attribute_methods() Instance Public methods Removes all the previously dynamically defined methods from the class. class Person

attribute_method_affix attribute_method_affix(*affixes) Instance Public methods Declares a method available for all attributes with the given prefix and suffix