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author | José Valim <jose.valim@gmail.com> | 2009-07-28 09:00:33 +0200 |
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committer | José Valim <jose.valim@gmail.com> | 2009-07-28 09:00:33 +0200 |
commit | d9aae2b56e64a4f417eaffa99e10cca274e928e7 (patch) | |
tree | 8438f6f784df9b252c0f834bc7cb9c369103d4cd /railties/guides/source/activerecord_validations_callbacks.textile | |
parent | 5025ae610f89989f3e15241ec7065e3d443614d9 (diff) | |
parent | 9533e0eca76b1df68a90e1ebe395d7b6a59d8e91 (diff) | |
download | rails-d9aae2b56e64a4f417eaffa99e10cca274e928e7.tar.gz rails-d9aae2b56e64a4f417eaffa99e10cca274e928e7.tar.bz2 rails-d9aae2b56e64a4f417eaffa99e10cca274e928e7.zip |
Merge branch 'master' of git://github.com/rails/rails
Diffstat (limited to 'railties/guides/source/activerecord_validations_callbacks.textile')
-rw-r--r-- | railties/guides/source/activerecord_validations_callbacks.textile | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/railties/guides/source/activerecord_validations_callbacks.textile b/railties/guides/source/activerecord_validations_callbacks.textile index 5ae4884297..03d521ea1f 100644 --- a/railties/guides/source/activerecord_validations_callbacks.textile +++ b/railties/guides/source/activerecord_validations_callbacks.textile @@ -338,7 +338,7 @@ end Besides +:only_integer+, the +validates_numericality_of+ helper also accepts the following options to add constraints to acceptable values: * +:greater_than+ - Specifies the value must be greater than the supplied value. The default error message for this option is "_must be greater than {{count}}_". -* +:greater_than_or_equal_to+ - Specifies the value must be greater than or equal to the supplied value. The default error message for this option is "_must be greater than or equal to {{count}}". +* +:greater_than_or_equal_to+ - Specifies the value must be greater than or equal to the supplied value. The default error message for this option is "_must be greater than or equal to {{count}}_". * +:equal_to+ - Specifies the value must be equal to the supplied value. The default error message for this option is "_must be equal to {{count}}_". * +:less_than+ - Specifies the value must be less than the supplied value. The default error message for this option is "_must be less than {{count}}_". * +:less_than_or_equal_to+ - Specifies the value must be less than or equal the supplied value. The default error message for this option is "_must be less or equal to {{count}}_". @@ -530,11 +530,11 @@ class Invoice < ActiveRecord::Base end </ruby> -You can even create your own validation helpers and reuse them in several different models. Here is an example where we create a custom validation helper to validate the format of fields that represent email addresses: +You can even create your own validation helpers and reuse them in several different models. For example, an application that manages surveys may find useful to express that a certain field corresponds to a set of choices: <ruby> ActiveRecord::Base.class_eval do - def self.validates_as_radio(attr_name, n, options={}) + def self.validates_as_choice(attr_name, n, options={}) validates_inclusion_of attr_name, {:in => 1..n}.merge(options) end end @@ -544,7 +544,7 @@ Simply reopen +ActiveRecord::Base+ and define a class method like that. You'd ty <ruby> class Movie < ActiveRecord::Base - validates_as_radio :rating, 5 + validates_as_choice :rating, 5 end </ruby> |