XML Tutorial/XML Schema/nonPositiveInteger
The nonPositiveInteger datatype is derived from the integer type
<source lang="xml">
The value space is the infinite set of integers less than and including zero. The lexical space is a finite-length sequence of decimal digits preceded by a -.
<xsd:simpleType name="BC">
<xsd:restriction base="xsd:nonPositiveInteger"> <xsd:minInclusive value="unbounded"/> <xsd:maxInclusive value="-2001"/> </xsd:restriction>
</xsd:simpleType>
<BC>-1111</BC></source>