{
  "description": "The kind of operation to perform as a part of a property based filter.",
  "_filename": "CodeSystem-filter-operator.json",
  "package_name": "hl7.fhir.uv.xver-r4b.r4",
  "date": "2021-01-17T06:06:13+10:00",
  "publisher": "HL7 International / Terminology Infrastructure",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "content": "complete",
  "name": "FilterOperator",
  "type": null,
  "experimental": "false",
  "resourceType": "CodeSystem",
  "title": "FilterOperator",
  "package_version": "0.0.1-snapshot-2",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "normative"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version",
    "valueCode": "4.0.0"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 5
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/package-source",
    "extension": [ {
      "url": "packageId",
      "valueId": "hl7.fhir.uv.xver-r4b.r4"
    }, {
      "url": "version",
      "valueString": "0.0.1-snapshot-2"
    } ]
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "vocab"
  } ],
  "status": "active",
  "id": "7baf29b8-4a12-4165-9db1-3d174db81522",
  "valueSet": "http://hl7.org/fhir/ValueSet/filter-operator|4.0.1",
  "kind": null,
  "url": "http://hl7.org/fhir/filter-operator",
  "concept": [ {
    "code": "=",
    "display": "Equals",
    "definition": "The specified property of the code equals the provided value."
  }, {
    "code": "is-a",
    "display": "Is A (by subsumption)",
    "definition": "Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, including the provided concept itself (include descendant codes and self)."
  }, {
    "code": "descendent-of",
    "display": "Descendent Of (by subsumption)",
    "definition": "Includes all concept ids that have a transitive is-a relationship with the concept Id provided as the value, excluding the provided concept itself i.e. include descendant codes only)."
  }, {
    "code": "is-not-a",
    "display": "Not (Is A) (by subsumption)",
    "definition": "The specified property of the code does not have an is-a relationship with the provided value."
  }, {
    "code": "regex",
    "display": "Regular Expression",
    "definition": "The specified property of the code  matches the regex specified in the provided value."
  }, {
    "code": "in",
    "display": "In Set",
    "definition": "The specified property of the code is in the set of codes or concepts specified in the provided value (comma separated list)."
  }, {
    "code": "not-in",
    "display": "Not in Set",
    "definition": "The specified property of the code is not in the set of codes or concepts specified in the provided value (comma separated list)."
  }, {
    "code": "generalizes",
    "display": "Generalizes (by Subsumption)",
    "definition": "Includes all concept ids that have a transitive is-a relationship from the concept Id provided as the value, including the provided concept itself (i.e. include ancestor codes and self)."
  }, {
    "code": "exists",
    "display": "Exists",
    "definition": "The specified property of the code has at least one value (if the specified value is true; if the specified value is false, then matches when the specified property of the code has no values)."
  } ],
  "caseSensitive": true,
  "version": "4.3.0",
  "contact": [ {
    "name": "HL7 International / Terminology Infrastructure",
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/Vocab",
      "system": "url"
    } ]
  } ]
}