description: An implementation guide parameter defined by the HL7 IG Publisher. This is used in R4 IGs where the binding to parameter name prevented the use of additional parameters package_name: hl7.fhir.uv.tools.r4 derivation: constraint name: IGParameter type: Extension elements: extension: type: Extension short: The code for the parameter index: 0 slicing: slices: code: match: {} schema: type: Extension short: The code for the parameter _required: true index: 0 extensions: {} elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: code} index: 2 value: choices: [valueCode, valueString] index: 4 valueCode: {type: code, choiceOf: value, index: 5} valueString: {type: string, choiceOf: value, index: 6} value: match: {} schema: min: 1 short: The value for the parameter index: 7 type: Extension array: true elements: extension: {index: 8} url: type: uri pattern: {type: Uri, value: value} index: 9 value: choices: [valueString] index: 11 valueString: {type: string, choiceOf: value, index: 12} _required: true extensions: {} required: [valueString, value] url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/tools/StructureDefinition/ig-parameter'} index: 13 value: choices: [] index: 15 package_version: 0.4.0 extensions: code: url: null type: Extension short: The code for the parameter _required: true index: 0 extensions: {} elements: extension: {index: 1} url: type: uri pattern: {type: Uri, value: code} index: 2 value: choices: [valueCode, valueString] index: 4 valueCode: {type: code, choiceOf: value, index: 5} valueString: {type: string, choiceOf: value, index: 6} value: min: 1 short: The value for the parameter index: 7 type: Extension array: true elements: extension: {index: 8} url: type: uri pattern: {type: Uri, value: value} index: 9 value: choices: [valueString] index: 11 valueString: {type: string, choiceOf: value, index: 12} _required: true extensions: {} url: null required: [valueString, value] class: extension kind: complex-type url: http://hl7.org/fhir/tools/StructureDefinition/ig-parameter base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.4.0 required: [extension]