Type: ISODate

ISO 8601 date or interval/period, more specifically, EDTF conformance level 0 as well as qualifiers ? (uncertain date) and ~ (approximate date). See examples and references for more information

URI: xsd:string

• base: str

• uri: xsd:string

• typeof: string

• pattern: ^-?([1-9][0-9]{3,}|0[0-9]{3})(-(0[1-9]|1[0-2])(-(0[1-9]|[12][0-9]|3[01]))?)?[?~]?(/-?([1-9][0-9]{3,}|0[0-9]{3})(-(0[1-9]|1[0-2])(-(0[1-9]|[12][0-9]|3[01]))?)?[?~]?)?$

Examples

Value
2024-04-24
2024-04
2024
2024~
2024?
2023/2024

See Also

• https://www.loc.gov/standards/datetime/

Identifier and Mapping Information

Annotations

property	value
pid	21.T11969/90ce854c789144a37fb7

Schema Source

• from schema: https://github.io/av-efi-schema/model