JSON schema aren't part of the JSON definition, and JSON itself suffers from lacking good handling of types such as dates. JSON itself succeeds as a way to rep

JSON schema aren't part of the JSON definition, and JSON itself suffers from lacking good handling of types such as dates. JSON itself succeeds as a way to represent JavaScript objects but it is far less useful than XML for representing custom types, which are easily enforced through XML Schema. JSON Schema adds some of this, but it isn't a standard (yet).