This page is part of the FHIR Specification (v3.3.0: R4 Ballot 2). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3
FHIR Infrastructure Work Group | Maturity Level: 1 | Informative | Use Context: Any |
Detailed Descriptions for the elements in the extension.
Extension | |
Element Id | Extension |
Definition | If set to true, indicates that support for the specified behavior would make a system non-conformant with the specification. |
Control | 0..1 This element is affected by the following invariants: ele-1 |
Is Modifier | true (Reason: If true, this extension inverts the meaning of the conformance statement) |
Invariants | Defined on this element ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div) ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])) |
Extension.id | |
Element Id | Extension.id |
Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. |
Control | 0..1 |
Type | string |
Extension.extension | |
Element Id | Extension.extension |
Definition | An Extension |
Control | 0..0 |
Type | Extension |
Slicing | This element introduces a set of slices. The slicing rules are:
|
Extension.url | |
Element Id | Extension.url |
Definition | Source of the definition for the extension code - a logical name or a URL. |
Control | 1..1 |
Type | uri |
Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. |
Fixed Value | http://hl7.org/fhir/StructureDefinition/capabilitystatement-prohibited |
Extension.valueBoolean | |
Element Id | Extension.valueBoolean |
Definition | Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list). |
Control | 0..1 |
Type | boolean |