Schema Tutorial
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XSD <schema>
Simple Types
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XSD Restrictions
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XSD Indicators
XSD <any>
XSD <anyAttribute>
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Schema References
XSD ReferenceXSD Validator
XML Schema all Element
Complete XML Schema Reference
Definition and Usage
The all element specifies that the child elements can appear in any order and that each child element can occur zero or one time.
Element Information
- Parent elements: group, complexType, restriction (both simpleContent and complexContent), extension (both simpleContent and complexContent)
Syntax
id=ID
maxOccurs=1
minOccurs=0|1
any attributes
>
(annotation?,element*)
</all>
(The ? sign declares that the element can occur zero or one time, and the * sign declares that the element can occur zero or more times inside the all element)
| Attribute | Description |
|---|---|
| id | Optional. Specifies a unique ID for the element |
| maxOccurs | Optional. Specifies the maximum number of times the element can occur. The value must be 1. |
| minOccurs | Optional. Specifies the minimum number of times the element can occur. The value can be 0 or 1. Default value is 1 |
| any attributes | Optional. Specifies any other attributes with non-schema namespace |
Example 1
<xs:complexType>
<xs:all>
<xs:element name="firstname" type="xs:string"/>
<xs:element name="lastname" type="xs:string"/>
</xs:all>
</xs:complexType>
</xs:element>
The example above indicates that the "firstname" and the "lastname" elements can appear in any order but both elements MUST occur once and only once!
Example 2
<xs:complexType>
<xs:all minOccurs="0">
<xs:element name="firstname" type="xs:string"/>
<xs:element name="lastname" type="xs:string"/>
</xs:all>
</xs:complexType>
</xs:element>
The example above indicates that the "firstname" and the "lastname" elements can appear in any order and each element CAN appear zero or one time!
Complete XML Schema Reference
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