{

"resourceType": "CodeSystem",
"id": "assert-operator-codes",
"meta": {
  "lastUpdated": "2019-11-01T09:29:23.356+11:00"
},
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "fhir"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 2
  }
],
"url": "http://hl7.org/fhir/assert-operator-codes",
"identifier": [
  {
    "system": "urn:ietf:rfc:3986",
    "value": "urn:oid:2.16.840.1.113883.4.642.4.709"
  }
],
"version": "4.0.1",
"name": "AssertionOperatorType",
"title": "AssertionOperatorType",
"status": "draft",
"experimental": false,
"date": "2019-11-01T09:29:23+11:00",
"publisher": "HL7 (FHIR Project)",
"contact": [
  {
    "telecom": [
      {
        "system": "url",
        "value": "http://hl7.org/fhir"
      },
      {
        "system": "email",
        "value": "fhir@lists.hl7.org"
      }
    ]
  }
],
"description": "The type of operator to use for assertion.",
"caseSensitive": true,
"valueSet": "http://hl7.org/fhir/ValueSet/assert-operator-codes",
"content": "complete",
"concept": [
  {
    "code": "equals",
    "display": "equals",
    "definition": "Default value. Equals comparison."
  },
  {
    "code": "notEquals",
    "display": "notEquals",
    "definition": "Not equals comparison."
  },
  {
    "code": "in",
    "display": "in",
    "definition": "Compare value within a known set of values."
  },
  {
    "code": "notIn",
    "display": "notIn",
    "definition": "Compare value not within a known set of values."
  },
  {
    "code": "greaterThan",
    "display": "greaterThan",
    "definition": "Compare value to be greater than a known value."
  },
  {
    "code": "lessThan",
    "display": "lessThan",
    "definition": "Compare value to be less than a known value."
  },
  {
    "code": "empty",
    "display": "empty",
    "definition": "Compare value is empty."
  },
  {
    "code": "notEmpty",
    "display": "notEmpty",
    "definition": "Compare value is not empty."
  },
  {
    "code": "contains",
    "display": "contains",
    "definition": "Compare value string contains a known value."
  },
  {
    "code": "notContains",
    "display": "notContains",
    "definition": "Compare value string does not contain a known value."
  },
  {
    "code": "eval",
    "display": "evaluate",
    "definition": "Evaluate the FHIRPath expression as a boolean condition."
  }
]

}