value.toJsonString() → string value.toJson() → string
Convert a ReQL value or object to a JSON string. You may use either toJsonString or toJson.
Example: Get a ReQL document as a JSON string.
r.table("hero").get(1).toJson().run(conn)
Returned data:
'{"id": 1, "name": "Batman", "city": "Gotham", "powers": ["martial arts", "cinematic entrances"]}'
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https://rethinkdb.com/api/java/to_json_string/