Release 4 4B

This page is part of the FHIR Specification (v4.0.1: R4 (v4.3.0: R4B - Mixed Normative and STU ) in it's permanent home (it will always be available at this URL). ). 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 R4B R4 R3 R2

Extension: hidden

FHIR Infrastructure Work Group   Maturity Level : 1 Informative Use Context : Any

URL for this extension: 


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

Status: draft. Extension maintained by: HL7

If true, indicates that the extended item should not be displayed to the user.

Comment :

If an item is hidden, all descendant items are hidden as well.

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

Extension Content

Summary

Name Flags Card. Type Description & Constraints doco
. . hidden 0..1 boolean URL = http://hl7.org/fhir/StructureDefinition/questionnaire-hidden
hidden: If true, indicates that the extended item should not be displayed to the user.


Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/questionnaire-hidden
hidden: If true, indicates that the extended item should not be displayed to the user.


Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
. . . extension I 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/questionnaire-hidden"
. . . value[x] I 1..1 boolean Value of extension

doco Documentation for this format

XML Template 

<!-- hidden -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-hidden" >
  <!-- from Element: extension -->
 <

 <valueBoolean value="[boolean]"/><!-- ?? 1..1 Value of extension -->

</extension>

JSON Template 

{ // hidden
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-hidden", // R! 
    "

    "valueBoolean" : <boolean> // C? R! Value of extension

  }

Summary

Name Flags Card. Type Description & Constraints doco
. . hidden 0..1 boolean URL = http://hl7.org/fhir/StructureDefinition/questionnaire-hidden
hidden: If true, indicates that the extended item should not be displayed to the user.


Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/questionnaire-hidden
hidden: If true, indicates that the extended item should not be displayed to the user.


Use on Element ID Questionnaire.item or Element ID Questionnaire.item.item
. . . extension I 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/questionnaire-hidden"
. . . value[x] I 1..1 boolean Value of extension

doco Documentation for this format

XML Template 

<!-- hidden -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-hidden" >
  <!-- from Element: extension -->
 <

 <valueBoolean value="[boolean]"/><!-- ?? 1..1 Value of extension -->

</extension>

JSON Template 

{ // hidden
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-hidden", // R! 
    "

    "valueBoolean" : <boolean> // C? R! Value of extension

  }

 

Constraints

  • ele-1 : All FHIR elements must have a @value or children unless an empty Parameters resource (xpath: @value|f:*|h:div @value|f:*|h:div|self::f:Parameters )
  • ext-1 : Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]) )
  • ele-1 : On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div )
  • ext-1 : On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]) )
  • ele-1 : On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div )