Sample : Cardinality

In This Topic

Summary
This sample shows how to deal with mandatory, optional and collections of elements.

Details

XSD Source Files

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
    <xs:element name="MyRootObject">
        <xs:complexType>
            <xs:sequence>
                <xs:element name="ASimpleStringMandatoryElement" type="xs:string"/>
                <xs:element name="ASimpleDateMandatoryElement" type="xs:date"/>
                <xs:element name="AComplexMandatoryElement">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="ChildItem" type="xs:string"/>
                        </xs:sequence>
                    </xs:complexType>
                </xs:element>
                <xs:element name="ASimpleStringOptionalElement" type="xs:string" minOccurs="0"/>
                <xs:element name="ASimpleDateOptionalElement" type="xs:date" minOccurs="0"/>
                <xs:element name="AComplexOptionalElement" minOccurs="0">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="ChildItem" type="xs:string"/>
                        </xs:sequence>
                    </xs:complexType>
                </xs:element>
                <xs:element name="ASimpleStringCollectionElement" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
                <xs:element name="ASimpleDateCollectionElement" type="xs:date" minOccurs="0" maxOccurs="unbounded"/>
                <xs:element name="AComplexCollectionElement" minOccurs="0" maxOccurs="unbounded">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="ChildItem" type="xs:string"/>
                        </xs:sequence>
                    </xs:complexType>
                </xs:element>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
</xs:schema>

Schema Diagrams

Sample Name	Description	C++	C#	Java	VB.Net	VB6
Fully populated	The sample demonstrates how to read and write from optional, mandatory and collections of elements, when data is included in the XML document.	Example	Example	Example	Example	Example
Minimally populated	The sample demonstrates how to read and write from optional, mandatory and collections of elements, when only the bare minimum of data is included in the XML document.	Example	Example	Example	Example	Example

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