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| -rw-r--r-- | activemodel/README.rdoc | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/activemodel/README.rdoc b/activemodel/README.rdoc index fc34d69ff6..4adb43a015 100644 --- a/activemodel/README.rdoc +++ b/activemodel/README.rdoc @@ -75,7 +75,11 @@ behavior out of the box: * Tracking value changes - The ActiveModel::Dirty module allows for tracking attribute changes: + class Person + include ActiveModel::Dirty + + attr_accessor :name + end person = Person.new person.name # => nil @@ -152,6 +156,16 @@ behavior out of the box: ActiveModel::Serialization provides a standard interface for your object to provide +to_json+ or +to_xml+ serialization. + class SerialPerson + include ActiveModel::Serialization + + attr_accessor :name + + def attributes + {'name' => name} + end + end + s = SerialPerson.new s.serializable_hash # => {"name"=>nil} s.to_json # => "{\"name\":null}" |