Rails 4.2
Rails 4.2
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ActiveRecord::Integration::ClassMethods

module ActiveRecord::Integration::ClassMethods

Public Instance Methods

to_param(method_name = nil) Show source

Defines your model's to_param method to generate “pretty” URLs using method_name, which can be any attribute or method that responds to to_s.

class User < ActiveRecord::Base
  to_param :name
end

user = User.find_by(name: 'Fancy Pants')
user.id         # => 123
user_path(user) # => "/users/123-fancy-pants"

Values