Connectathon 11 Snapshot

This page is part of the FHIR Specification (v1.2.0: 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: No more than this many characters

URL for this extension: 

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

Status: draft. Extension maintained by: HL7

The maximum number of characters that must be present in the simple data type to be considered a "valid" instance.

Context of Use: Use on element: Questionnaire.item, Questionnaire.item.item

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

Extension Content

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1integerURL = http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength
No more than this many characters: The maximum number of characters that must be present in the simple data type to be considered a "valid" instance.
Use on element: Questionnaire.item, Questionnaire.item.item

doco Documentation for this format

Fulle Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength
No more than this many characters: The maximum number of characters that must be present in the simple data type to be considered a "valid" instance.
Use on element: Questionnaire.item, Questionnaire.item.item
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength"
... valueInteger 1..1integerValue of extension

doco Documentation for this format

XML Template

<!-- No more than this many characters -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength" >
  <!-- from Element: extension -->
 <valueInteger value="[integer]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // No more than this many characters
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength", // R! 
    "valueInteger" : <integer> // R! Value of extension
  }

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1integerURL = http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength
No more than this many characters: The maximum number of characters that must be present in the simple data type to be considered a "valid" instance.
Use on element: Questionnaire.item, Questionnaire.item.item

doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..1ExtensionURL = http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength
No more than this many characters: The maximum number of characters that must be present in the simple data type to be considered a "valid" instance.
Use on element: Questionnaire.item, Questionnaire.item.item
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength"
... valueInteger 1..1integerValue of extension

doco Documentation for this format

XML Template

<!-- No more than this many characters -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength" >
  <!-- from Element: extension -->
 <valueInteger value="[integer]"/><!-- 1..1 Value of extension -->
</extension>

JSON Template

{ // No more than this many characters
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/questionnaire-maxLength", // R! 
    "valueInteger" : <integer> // R! Value of extension
  }

 

Constraints

  • inv-12: Maximum length can only be declared for simple question types (xpath: parent::*/f:type/@value=('boolean', 'decimal', 'integer', 'open-choice', 'string', 'text', 'url'))