dx:max 

maximum occurance of parent element.
 

++ 0: Parent element is not present
 

++ 1: single item only
 

++ 4: upto 4 item only
 

++ 2: upto 2 item only
 

++ *: multiple items are possible

Attribute Information

Used By

Element dx:occurance

Source 

<xs:attribute name="max">
  <xs:annotation>
    <xs:documentation>maximum occurance of parent element.</xs:documentation>
    <xs:documentation>++ 0: Parent element is not present</xs:documentation>
    <xs:documentation>++ 1: single item only</xs:documentation>
    <!-- $Hist:JS:2012-11-22 #3340 note 16 and 17 start -->
    <xs:documentation>++ 4: upto 4 item only</xs:documentation>
    <xs:documentation>++ 2: upto 2 item only</xs:documentation>
    <!-- $Hist:JS:2012-11-22 #3340 note 16 and 17 end -->
    <xs:documentation>++ *: multiple items are possible</xs:documentation>
  </xs:annotation>
  <xs:simpleType>
    <xs:restriction base="xs:token">
      <xs:enumeration value="0"/>
      <xs:enumeration value="1"/>
      <xs:enumeration value="2"/>
      <xs:enumeration value="3"/>
      <xs:enumeration value="4"/>
      <xs:enumeration value="*"/>
      <!-- $Hist:JS:2012-11-22 #3340 note 16 and 17-->
      <!-- $Hist:JS:2012-11-22 #3340 note 16 and 17-->
    </xs:restriction>
  </xs:simpleType>
</xs:attribute>

Sample