JSON

Lesson in the R Programming Roadmap · Stage 9: Importing Data

Last updated 14 September 2026

What is JSON?

JSON is a structured text format built around nested key-value pairs, commonly returned by web APIs. Parsing it in R usually means using a package like jsonlite to convert the response into R data structures. Because JSON's nested structure often doesn't map directly onto a flat data frame, some restructuring is usually needed afterward to get it into a usable tabular shape.

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JSON: common questions

Can I learn JSON in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain JSON in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this JSON tutorial for beginners?

It is lesson 49 of 129 in the free R Programming roadmap, in stage 9, Importing Data. If you are new to R Programming, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.