FHIR Release 3 (STU) R4 Ballot #2 (Mixed Normative/Trial use)

This page is part of the FHIR Specification (v3.0.2: STU 3). (v3.5.0: 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 R2

Extension: maxSize

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

URL for this extension: 


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

Status: draft. Extension maintained by: Health Level Seven International (FHIR Infrastructure)

For attachment answers, indicates the maximum size an attachment can be.

Comment :

This extension only has meaning if the element has a type of Attachment.

Context of Use: Use on element: Questionnaire.item, Element ID Questionnaire.item or Element ID ElementDefinition

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

Extension Content

Summary

Name Flags Card. Type Description & Constraints doco
. . extension maxSize 0..1 decimal URL = http://hl7.org/fhir/StructureDefinition/maxSize
maxSize: For attachment answers, indicates the maximum size an attachment can be.


Use on element: Questionnaire.item, Element ID Questionnaire.item or Element ID ElementDefinition

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/maxSize
maxSize: For attachment answers, indicates the maximum size an attachment can be.


Use on element: Questionnaire.item, Element ID Questionnaire.item or Element ID ElementDefinition
. . . extension 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/maxSize" "http://hl7.org/fhir/StructureDefinition/maxSize"
. . . valueDecimal 0..1 decimal Value of extension

doco Documentation for this format

XML Template 

<!-- maxSize -->doco

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

JSON Template 

{ // maxSize
  // from Element: extension
    "
    ],

    "extension" : [ //  sliced by value:url  in the specified order, Open ]

    "url" : "http://hl7.org/fhir/StructureDefinition/maxSize", // R! 
    "valueDecimal" : <decimal> //Value of extension
  }

Summary

Name Flags Card. Type Description & Constraints doco
. . extension maxSize 0..1 decimal URL = http://hl7.org/fhir/StructureDefinition/maxSize
maxSize: For attachment answers, indicates the maximum size an attachment can be.


Use on element: Questionnaire.item, Element ID Questionnaire.item or Element ID ElementDefinition

doco Documentation for this format

Full Structure

Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/maxSize
maxSize: For attachment answers, indicates the maximum size an attachment can be.


Use on element: Questionnaire.item, Element ID Questionnaire.item or Element ID ElementDefinition
. . . extension 0..0
. . . url 1..1 uri "http://hl7.org/fhir/StructureDefinition/maxSize" "http://hl7.org/fhir/StructureDefinition/maxSize"
. . . valueDecimal 0..1 decimal Value of extension

doco Documentation for this format

XML Template 

<!-- maxSize -->doco

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

JSON Template 

{ // maxSize
  // from Element: extension
    "
    ],

    "extension" : [ //  sliced by value:url  in the specified order, Open ]

    "url" : "http://hl7.org/fhir/StructureDefinition/maxSize", // R! 
    "valueDecimal" : <decimal> //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')]) )