DeveloperFree Tool

Flatten JSON Object

Provided byOnline JSON Toolsonlinetools.com/json

Collapses a nested JSON object into a single-level object with dotted keys.

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About this tool

Converts complex, nested JSON data structures into simpler, single-level objects. This utility processes an input JSON string that may contain multiple levels of arrays or nested key-value pairs. It systematically traverses the entire object structure, transforming deeply embedded information into a flat format using dot notation to represent the original hierarchy. For instance, a value originally located at 'user/address/city' is mapped to a single key named 'user.address.city', preserving all necessary data points while simplifying access. Developers utilize this tool when preparing structured JSON for databases or API consumption that requires strictly flat schemas. It helps streamline the process of extracting deeply nested information, making the output easier to read and manipulate in subsequent programming steps.

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