FHIR Tooling Extensions IG
0.2.0 - Release 0.2.0 International flag

This page is part of the HL7 Tools Extension IG (v0.2.0: Releases - Informative) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, 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 2024-04-26 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