FHIR Extensions Pack
1.0.0 - Working Copy International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This is not an authorized publication; it is the continuous build for version 1.0.0). This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

Extension: CQF Expression

Official URL: http://hl7.org/fhir/StructureDefinition/cqf-expression Version: 1.0.0
Standards status: Trial-use Maturity Level: 3 Computable Name: CQFExpression

An expression that, when evaluated, provides the value for the element on which it appears.

Context of Use

This extension may be used on the following element(s):

  • Element ID Element

Usage info

Usage:

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

Summary

Simple Extension of type Expression: An expression that, when evaluated, provides the value for the element on which it appears.

Maturity: 3

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionAn dynamic expression
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqf-expression"
... value[x] 1..1ExpressionValue of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionAn dynamic expression
... id 0..1idUnique id for inter-element referencing
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqf-expression"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension of type Expression: An expression that, when evaluated, provides the value for the element on which it appears.

Maturity: 3

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionAn dynamic expression
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqf-expression"
... value[x] 1..1ExpressionValue of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionAn dynamic expression
... id 0..1idUnique id for inter-element referencing
... extension 0..0
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/cqf-expression"

doco Documentation for this format

 

Other representations of profile: CSV, Excel, Schematron

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())

Search Parameters for this Extension

(none found)