MFInt32

<xs:simpleType name="MFInt32">
  <xs:annotation>
    <xs:appinfo>An MFInt32 field defines an array of 32-bit signed integers. Array values are optionally separated by commas.</xs:appinfo>
    <xs:documentation source="http://www.web3d.org/documents/specifications/19775-1/V3.3/Part01/fieldsDef.html#SFInt32AndMFInt32"/>
  </xs:annotation>
  <xs:restriction base="xs:string">
    <xs:whiteSpace value="collapse"/>
    <xs:pattern value="((\+|\-)?(0|[1-9][0-9]*)?( )?(,)?( )?)*"/>
  </xs:restriction>
</xs:simpleType>