fromjson
Fromjson is a term used in software libraries to describe a function or operator that converts a JSON-formatted text string into native data structures. The exact name, syntax, and behavior vary by language and framework; some libraries capitalize the JSON segment (fromJSON), others use lowercase with underscores (from_json) or provide a generic parse function (json.loads, JSON.parse). In many data-processing environments, fromjson is specifically used to convert a JSON string into a structured representation that mirrors JSON objects and arrays, sometimes with optional schema enforcement.
In R, the fromJSON function provided by the jsonlite package maps JSON data to R lists, vectors,
Usage considerations include error handling for malformed input, performance implications on large strings, and security concerns