date

An ISO 8601 date.

Optional Parameters

• Value constraints - date( min, max, format )

  The format, when specified is used to read/write the value into external representations even though internally the value may be represented as a date.

An optional range can be specified to a date in order to specify a restriction on permitted values. The values for min and max can be a ISO 8601 date string value or * to indicate wildcard maximum or minimum permitted value.

Examples

• date("1900-01-01","2100-01-01") A date between 1900-01-01 and 2100-01-01.
• date(*,"2000-01-01") A date between lowest date supported by target language and 2000-01-01.
• date("2000-01-01",*) A date between 2000-01-01 and highest date supported by target language.
• date(*,*,"YYYY-MM") No date range restrictions, but a format for reading/writing dates is specified.