R4 Ballot #1 #2 (Mixed Normative/Trial use)

This page is part of the FHIR Specification (v3.3.0: (v3.5.0: R4 Ballot 2). #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 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 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 ID Questionnaire.item or Element ID ElementDefinition
. . . extension 0..0
. . . url 1..1 uri "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 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 ID Questionnaire.item or Element ID ElementDefinition
. . . extension 0..0
. . . url 1..1 uri "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')]) )