Flowdock
method

invalid?

Importance_1
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: ActiveRecord::Errors

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v2.3.8) is shown here.

These similar methods exist in v4.0.2:

invalid?(attribute) public

Returns true if the specified attribute has errors associated with it.

  class Company < ActiveRecord::Base
    validates_presence_of :name, :address, :email
    validates_length_of :name, :in => 5..30
  end

  company = Company.create(:address => '123 First St.')
  company.errors.invalid?(:name)      # => true
  company.errors.invalid?(:address)   # => false
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