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

• Content
• Detailed Descriptions
• Mappings
• XML
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Extension: usageMode

URL for this extension:

http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode

Status: draft. Extension maintained by: HL7

Identifies that the specified element should only appear in certain "modes" of operation.

Context of Use: Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item

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

Extension Content

• Summary
• Full Structure
• XML
• JSON
• All

Summary

Name	Flags	Card.	Type	Description & Constraints
modifierExtension		0..1	code	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode usageMode: Identifies that the specified element should only appear in certain “modes” of operation. Binding: QuestionnaireItemUsageMode (required) Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
modifierExtension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode usageMode: Identifies that the specified element should only appear in certain “modes” of operation. Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode"
valueCode		0..1	code	Value of extension Binding: QuestionnaireItemUsageMode (required)
Documentation for this format

XML Template

<!-- usageMode -->

<modifierExtension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode" >
  <!-- from Element: extension -->
 <valueCode value="[code]"/><!-- 0..1 Value of extension -->
</modifierExtension>

JSON Template

{ // usageMode
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode", // R! 
    "valueCode" : "<code>" //Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
modifierExtension		0..1	code	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode usageMode: Identifies that the specified element should only appear in certain “modes” of operation. Binding: QuestionnaireItemUsageMode (required) Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
modifierExtension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode usageMode: Identifies that the specified element should only appear in certain “modes” of operation. Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode"
valueCode		0..1	code	Value of extension Binding: QuestionnaireItemUsageMode (required)
Documentation for this format

XML Template

<!-- usageMode -->

<modifierExtension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode" >
  <!-- from Element: extension -->
 <valueCode value="[code]"/><!-- 0..1 Value of extension -->
</modifierExtension>

JSON Template

{ // usageMode
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode", // R! 
    "valueCode" : "<code>" //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')]))