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
<all
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:element name="person">
<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:element name="person">
<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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