JSONPath Guide: Query Syntax, Operators, and Tools
JSONPath query syntax: $, *, .., [], ?() operators explained with examples. Compare JSONPath vs jq vs JavaScript for querying nested JSON data.
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Tags: json, developer-tools, querying
JSONPath Guide: Query Syntax, Operators, and Tools JSONPath is to JSON what XPath is to XML: a query language for extracting values from a document without writing full traversal code. It is not a W3C standard, but the de facto specification from Stefan Goessner (2007) is widely implemented, and a formal RFC (9535) was published in 2024 that standardizes most of the syntax. This guide covers the syntax operators, compares JSONPath to for the same queries, lists online evaluators, and shows how JSONPath appears in REST-assured, Karate, and Postman test scripts. JSONPath Syntax Reference All JSONPath expressions start from the root element, referenced with . | Operator | Meaning | Example | |---|---|---| | | Root element | returns the entire document | | | Child | | | | Recursive descent |…
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