STU3 Candidate

This page is part of the FHIR Specification (v1.8.0: STU 3 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions

Extension: An initial value expression

(No assigned work group) Maturity Level: 0Context: Any

URL for this extension: 

http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue

Status: draft. Extension maintained by: Health Level Seven, Inc. - CDS WG

The name of an expression in a referenced library that determines an initial value.

Context of Use: Use on element: *

usage info: insert a list of places where this extension is used

Extension Content

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*stringURL = http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue
An initial value expression: The name of an expression in a referenced library that determines an initial value.
Use on element: *

doco Documentation for this format

Fulle Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue
An initial value expression: The name of an expression in a referenced library that determines an initial value.
Use on element: *
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue"
... valueString 1..1stringValue of extension

doco Documentation for this format

XML Template

<!-- An initial value expression -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue" >
  <!-- from Element: extension -->
 <valueString value="[string]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // An initial value expression
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue", // R! 
    "valueString" : "<string>" // R! Value of extension
  }

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*stringURL = http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue
An initial value expression: The name of an expression in a referenced library that determines an initial value.
Use on element: *

doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue
An initial value expression: The name of an expression in a referenced library that determines an initial value.
Use on element: *
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue"
... valueString 1..1stringValue of extension

doco Documentation for this format

XML Template

<!-- An initial value expression -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue" >
  <!-- from Element: extension -->
 <valueString value="[string]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // An initial value expression
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/cqif-basic-initialValue", // R! 
    "valueString" : "<string>" // R! Value of extension
  }

 

Constraints

  • 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')]))