Use .to_json to Create JSON

Learn how to create JSON using .to_json and how Rails renders JSON for our Rails application.

Create JSON file

Our data model has been (presumably) carefully designed to ensure correctness, reduce ambiguity, and model the data that’s important to our business. Our app’s various endpoints are all resourceful, using Active Model to create any other domain concepts we need that aren’t covered by the Active Records.

Therefore, it stands to reason that our API’s JSON should mimic these carefully designed data structures. If our API must be so different from our domain or database ...

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