FHIR Tooling Extensions IG
0.2.0 - Release 0.2.0 International flag

FHIR Tooling Extensions IG, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/fhir-tools-ig/ and changes regularly. See the Directory of published versions

CodeSystem: Extension Style Codes

Official URL: http://hl7.org/fhir/tools/CodeSystem/extension-style Version: 0.2.0
Active as of 2024-05-17 Computable Name: ExtensionStyles
Other Identifiers: OID:2.16.840.1.113883.4.642.40.1.16.7

How the type can be extended. Note that all FHIR types that inherit from Element have extension-style = fhir-extensions

This Code system is referenced in the content logical definition of the following value sets:

This case-sensitive code system http://hl7.org/fhir/tools/CodeSystem/extension-style defines the following codes:

CodeDefinition
none No extensions
fhir-extensions FHIR extension style: the element defines 'extension' which can be constrained by profiles
named-elements The type can be extended by having additional named elements, where the name is from the elementdefinition-xml-name or elementdefinition-json-name for xml and json respectively