XML Schema

Name

xs:nonPositiveInteger — Integers of arbitrary length negative or equal to zero.

Derived from:

xs:integer

Primary:

xs:decimal

Known subtypes:

xs:negativeInteger

Facets:

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

<xs:simpleType name="nonPositiveInteger" id="nonPositiveInteger">
  <xs:restriction base="xs:integer">
    <xs:maxInclusive value="0"/>
  </xs:restriction>
</xs:simpleType>

Description

The value space of xs:nonPositiveInteger includes the set of all the integers less than or equal to zero, with no restriction of range. Its lexical space allows any number of insignificant leading zeros.

Restrictions

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

Example

Valid values include "-123456789012345678901234567890", "0", "-0000000000000000000005", or "-2147483647".

Invalid values include "-1." or "1.".