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Example CodeSystem/search-param-type (JSON)

FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: Informative

Raw JSON (canonical form + also see JSON Format Specification)

Definition for Code SystemSearchParamType

{
  "resourceType" : "CodeSystem",
  "id" : "search-param-type",
  "meta" : {
    "lastUpdated" : "2024-06-17T18:39:48.620+00:00"
  },
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p>This case-sensitive code system <code>http://hl7.org/fhir/search-param-type</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">number<a name=\"search-param-type-number\"> </a></td><td>Number</td><td>Search parameter SHALL be a number (a whole number, or a decimal).</td></tr><tr><td style=\"white-space:nowrap\">date<a name=\"search-param-type-date\"> </a></td><td>Date/DateTime</td><td>Search parameter is on a date/time. The date format is the standard XML format, though other formats may be supported.</td></tr><tr><td style=\"white-space:nowrap\">string<a name=\"search-param-type-string\"> </a></td><td>String</td><td>Search parameter is a simple string, like a name part. Search is case-insensitive and accent-insensitive. May match just the start of a string. String parameters may contain spaces.</td></tr><tr><td style=\"white-space:nowrap\">token<a name=\"search-param-type-token\"> </a></td><td>Token</td><td>Search parameter on a coded element or identifier. May be used to search through the text, display, code and code/codesystem (for codes) and label, system and key (for identifier). Its value is either a string or a pair of namespace and value, separated by a &quot;|&quot;, depending on the modifier used.</td></tr><tr><td style=\"white-space:nowrap\">reference<a name=\"search-param-type-reference\"> </a></td><td>Reference</td><td>A reference to another resource (Reference or canonical).</td></tr><tr><td style=\"white-space:nowrap\">composite<a name=\"search-param-type-composite\"> </a></td><td>Composite</td><td>A composite search parameter that combines a search on two values together.</td></tr><tr><td style=\"white-space:nowrap\">quantity<a name=\"search-param-type-quantity\"> </a></td><td>Quantity</td><td>A search parameter that searches on a quantity.</td></tr><tr><td style=\"white-space:nowrap\">uri<a name=\"search-param-type-uri\"> </a></td><td>URI</td><td>A search parameter that searches on a URI (RFC 3986).</td></tr><tr><td style=\"white-space:nowrap\">special<a name=\"search-param-type-special\"> </a></td><td>Special</td><td>Special logic applies to this parameter per the description of the search parameter.</td></tr></table></div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "fhir"
  }],
  "url" : "http://hl7.org/fhir/search-param-type",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.12"
  }],
  "version" : "6.0.0-cibuild",
  "name" : "SearchParamType",
  "title" : "SearchParamType",
  "status" : "draft",
  "experimental" : false,
  "date" : "2024-06-17T18:39:48+00:00",
  "publisher" : "HL7 International / FHIR Infrastructure",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/fiwg"
    }]
  }],
  "description" : "Data types allowed to be used for search parameters.",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001",
      "display" : "World"
    }]
  }],
  "caseSensitive" : true,
  "valueSet" : "http://hl7.org/fhir/ValueSet/search-param-type",
  "content" : "complete",
  "concept" : [{
    "code" : "number",
    "display" : "Number",
    "definition" : "Search parameter SHALL be a number (a whole number, or a decimal)."
  },
  {
    "code" : "date",
    "display" : "Date/DateTime",
    "definition" : "Search parameter is on a date/time. The date format is the standard XML format, though other formats may be supported."
  },
  {
    "code" : "string",
    "display" : "String",
    "definition" : "Search parameter is a simple string, like a name part. Search is case-insensitive and accent-insensitive. May match just the start of a string. String parameters may contain spaces."
  },
  {
    "code" : "token",
    "display" : "Token",
    "definition" : "Search parameter on a coded element or identifier. May be used to search through the text, display, code and code/codesystem (for codes) and label, system and key (for identifier). Its value is either a string or a pair of namespace and value, separated by a \"|\", depending on the modifier used."
  },
  {
    "code" : "reference",
    "display" : "Reference",
    "definition" : "A reference to another resource (Reference or canonical)."
  },
  {
    "code" : "composite",
    "display" : "Composite",
    "definition" : "A composite search parameter that combines a search on two values together."
  },
  {
    "code" : "quantity",
    "display" : "Quantity",
    "definition" : "A search parameter that searches on a quantity."
  },
  {
    "code" : "uri",
    "display" : "URI",
    "definition" : "A search parameter that searches on a URI (RFC 3986)."
  },
  {
    "code" : "special",
    "display" : "Special",
    "definition" : "Special logic applies to this parameter per the description of the search parameter."
  }]
}

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.