description: This provides a definition for a binding. There's really no functional difference between a definition and a description, and this extension will be removed in R6. No tools do anything with the binding definitions (they use binding.description instead). package_name: hl7.fhir.uv.tools.r3 derivation: constraint name: BindingDefinition type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/tools/StructureDefinition/binding-definition'} type: uri index: 1 value: choices: [valueMarkdown] index: 3 valueMarkdown: {type: markdown, choiceOf: value, index: 4} package_version: 0.7.1 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/tools/StructureDefinition/binding-definition base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.7.1 required: [value, valueMarkdown]