Release 5 Preview #1

This page is part of the FHIR Specification (v4.2.0: R5 Preview #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

Extension: maxValue

FHIR Infrastructure Work Group

Maturity Level: 1

Informative

Use Context: Any

URL for this extension:

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

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

The inclusive upper bound on the range of allowed values for the data element.

Comment:

Data type specified must be the same as the data type for the data element.

Context of Use: Use on Element ID Questionnaire.item

Summary

Name	Flags	Card.	Type	Description & Constraints
maxValue		0..1	date, dateTime, time, instant, decimal, integer	URL = http://hl7.org/fhir/StructureDefinition/maxValue maxValue: The inclusive upper bound on the range of allowed values for the data element. Use on Element ID Questionnaire.item
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/maxValue maxValue: The inclusive upper bound on the range of allowed values for the data element. Use on Element ID Questionnaire.item
extension	I	0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/maxValue"
value[x]	I	1..1		Value of extension
valueDate			date
valueDateTime			dateTime
valueTime			time
valueInstant			instant
valueDecimal			decimal
valueInteger			integer
Documentation for this format

XML Template

<!-- maxValue -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/maxValue" >
  <!-- from Element: extension -->
 <value[x]><!--  1..1 date|dateTime|time|instant|decimal|integer 
     Value of extension --></value[x]>
</extension>

JSON Template

{ // maxValue
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/maxValue", // R! 
// value[x]: Value of extension. One of these 6:
    "valueDate" : "<date>" // C? R! Value of extension
    "valueDateTime" : "<dateTime>", // C? R! Value of extension
    "valueTime" : "<time>", // C? R! Value of extension
    "valueInstant" : "<instant>", // C? R! Value of extension
    "valueDecimal" : <decimal>, // C? R! Value of extension
    "valueInteger" : <integer>, // C? R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
maxValue		0..1	date, dateTime, time, instant, decimal, integer	URL = http://hl7.org/fhir/StructureDefinition/maxValue maxValue: The inclusive upper bound on the range of allowed values for the data element. Use on Element ID Questionnaire.item
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/maxValue maxValue: The inclusive upper bound on the range of allowed values for the data element. Use on Element ID Questionnaire.item
extension	I	0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/maxValue"
value[x]	I	1..1		Value of extension
valueDate			date
valueDateTime			dateTime
valueTime			time
valueInstant			instant
valueDecimal			decimal
valueInteger			integer
Documentation for this format

XML Template

<!-- maxValue -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/maxValue" >
  <!-- from Element: extension -->
 <value[x]><!--  1..1 date|dateTime|time|instant|decimal|integer 
     Value of extension --></value[x]>
</extension>

JSON Template

{ // maxValue
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/maxValue", // R! 
// value[x]: Value of extension. One of these 6:
    "valueDate" : "<date>" // C? R! Value of extension
    "valueDateTime" : "<dateTime>", // C? R! Value of extension
    "valueTime" : "<time>", // C? R! Value of extension
    "valueInstant" : "<instant>", // C? R! Value of extension
    "valueDecimal" : <decimal>, // C? R! Value of extension
    "valueInteger" : <integer>, // C? R! 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')]))
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)