This page is part of the FHIR Specification (v0.0.82: DSTU 1). 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 R2

• Content
• Detailed Descriptions
• Mappings
• XML
• JSON

Extension At least this many characters - Definition

URL for this extension:

http://hl7.org/fhir/StructureDefinition/minLength

Status: draft. Extension maintained by: HL7 FHIR project

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

Context of Use: Use on element: ElementDefinition, Questionnaire.group.question

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

Extension Content

• Structure
• XML
• JSON
• All

Structure

Name	Flags	Card.	Type	Description & Constraints
extension			Extension	URL = http://hl7.org/fhir/StructureDefinition/minLength At least this many characters: The minimum number of characters that must be present in the simple data type to be considered a "valid" instance. Use on element: ElementDefinition, Questionnaire.group.question
extension		0..*	Extension	Additional Content defined by implementations
url		1..1	uri	identifies the meaning of the extension Fixed Value: http://hl7.org/fhir/StructureDefinition/minLength
valueInteger		0..1	integer	Value of extension

XML Template

<!-- At least this many characters -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/minLength" >
  <!-- from Element: extension -->
 <valueInteger  value="[integer]"/><!-- 0..1 Value of extension
</extension>

JSON Template

{ // At least this many characters
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/minLength", // R! 
    "valueInteger" : <integer> //Value of extension
  }

Structure

Name	Flags	Card.	Type	Description & Constraints
extension			Extension	URL = http://hl7.org/fhir/StructureDefinition/minLength At least this many characters: The minimum number of characters that must be present in the simple data type to be considered a "valid" instance. Use on element: ElementDefinition, Questionnaire.group.question
extension		0..*	Extension	Additional Content defined by implementations
url		1..1	uri	identifies the meaning of the extension Fixed Value: http://hl7.org/fhir/StructureDefinition/minLength
valueInteger		0..1	integer	Value of extension

XML Template

<!-- At least this many characters -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/minLength" >
  <!-- from Element: extension -->
 <valueInteger  value="[integer]"/><!-- 0..1 Value of extension
</extension>

JSON Template

to do