| Code |
System |
Display |
| = |
http://hl7.org/fhir/filter-operator |
Equals |
| is-a |
http://hl7.org/fhir/filter-operator |
Is A (by subsumption) |
| descendent-of |
http://hl7.org/fhir/filter-operator |
Descendent Of (by subsumption) |
| is-not-a |
http://hl7.org/fhir/filter-operator |
Not (Is A) (by subsumption) |
| regex |
http://hl7.org/fhir/filter-operator |
Regular Expression |
| in |
http://hl7.org/fhir/filter-operator |
In Set |
| not-in |
http://hl7.org/fhir/filter-operator |
Not in Set |
| generalizes |
http://hl7.org/fhir/filter-operator |
Generalizes (by Subsumption) |
| child-of |
http://hl7.org/fhir/filter-operator |
Child Of |
| descendent-leaf |
http://hl7.org/fhir/filter-operator |
Descendent Leaf |
| exists |
http://hl7.org/fhir/filter-operator |
Exists |