Modern data structures – JSON and YAML

Apart from CSV and XML, new data structures, such as YAML Ain't Markup Language (YAML), are gaining more traction. On the other hand, formats such as JavaScript Object Notation (JSON) that have been around for a long time are especially popular with web services.

Both are data structures that can be used to serialize and deserialize data, albeit with a loss of information. Neither JSON nor YAML can fully serialize objects like an XML serializer does.

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