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JSON Path Evaluator

This lesson is part of Web Developer Tools · All levels

Summary

JSONPath evaluator allows the retrieval of specific sections of JSON documents with concise expressions. You can select property, element array, whole value with a specific name, or filter object based on condition. This tool helps understand the API's response to the cluster before writing processing code.

Key points

$ marks the root of the JSON document
The point followed by the key name selects the property, e.g. $.user.name
[0] Select an array element based on the index
[*] pick all the elements, while.. searching recursively
The filter [?(...)] selects the elements that meet the conditions

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