description: A container for a single allowable parameter combination. package_name: hl7.fhir.r3.core derivation: constraint name: search-parameter-combination type: Extension elements: extension: min: 1 isModifier: false short: A required search parameter name type: Extension array: true index: 0 slicing: slices: required: match: {} schema: min: 1 isModifier: false short: A required search parameter name index: 0 type: Extension array: true elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: required} index: 2 valueString: {type: string, index: 3} _required: true extensions: {} optional: match: {} schema: isModifier: false short: An optional search parameter name type: Extension array: true index: 4 extensions: {} elements: extension: {index: 5} url: type: uri pattern: {type: Uri, value: optional} index: 6 valueString: {type: string, index: 7} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/capabilitystatement-search-parameter-combination'} index: 8 value: choices: [] index: 10 package_version: 3.0.2 extensions: required: min: 1 isModifier: false short: A required search parameter name index: 0 type: Extension array: true elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: required} index: 2 valueString: {type: string, index: 3} _required: true extensions: {} url: null optional: url: null isModifier: false short: An optional search parameter name type: Extension array: true index: 4 extensions: {} elements: extension: {index: 5} url: type: uri pattern: {type: Uri, value: optional} index: 6 valueString: {type: string, index: 7} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/capabilitystatement-search-parameter-combination base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [extension]