XML Schema

Name

xs:unsignedLong — Unsigned integer of 64 bits.

Derived from:

xs:nonNegativeInteger

Primary:

xs:decimal

Known subtypes:

xs:unsignedInt

Facets:

xs:enumeration, xs:fractionDigits, xs:maxExclusive, xs:maxInclusive, xs:minExclusive, xs:minInclusive, xs:pattern, xs:totalDigits, xs:whiteSpace

<xs:simpleType name="unsignedLong" id="unsignedLong">
  <xs:restriction base="xs:nonNegativeInteger">
    <xs:maxInclusive value="18446744073709551615"/>
  </xs:restriction>
</xs:simpleType>

Description

The value space of xs:unsignedLong is the integers between 0 and 18446744073709551615, i.e., the unsigned values that can fit in a word of 64 bits. Its lexical space allows an optional “+” sign and leading zeros before the significant digits.

Restrictions

The decimal point (even when followed only by insignificant zeros) is forbidden.

Example

Valid values include "18446744073709551615", "0", "+0000000000000000000005", or "1".

Invalid values include "-1" and "1.".