gMonth data type

The xs:gMonth data type represents a Gregorian month that recurs every year. Gregorian calendar months are defined in ISO 8601. Derived from data type xdt:anyAtomicType.

This data type represents a specific month of the year. For example, this data type might be used to indicate that Christmas is celebrated in the month of December.

The lexical form of xs:gMonth is --mmzzzzzz, which is a truncated representation of xs:date that does not include the year or day properties. No preceding sign is allowed. No other formats are allowed. The following abbreviations describe this form:

mm: A 2-digit numeral that represents the month.
zzzzzz: Optional. If present, represents the timezone. See Timezone indicator for more information about the format for this property.

For example, the following form indicates December, a specific month that recurs every year:

--12