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

2015-06-20 00:00:00

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