FHIRPath Playground

Interactive FHIRPath expression tester with live evaluation and AST visualization. Powered by fhirpath-atollee.

Expression: name.given

Result:

[
  "John",
  "James",
  "Johnny"
]

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FHIR

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[
  "John",
  "James",
  "Johnny"
]

⏱️ 0µs atollee