RE: [xml-dev] sequence with elements with the same name is not allowed?

["Michael Kay" <mike@saxonica.com>]

If the same element name appears twice in a model group, then the two
elements must have the same type.

See Schema part 1, section 3.8.6:

Schema Component Constraint: Element Declarations Consistent

Michael Kay
http://www.saxonica.com/ 

> -----Original Message-----
> From: Hans-Peter Kuechler [mailto:xml-dev.34.728@pchpk.info] 
> Sent: 16 February 2005 23:12
> To: xml-dev@lists.xml.org
> Subject: [xml-dev] sequence with elements with the same name 
> is not allowed?
> 
> Hello,
> 
> is the following XML Schema valid?
> 
> <?xml version="1.0" encoding="ISO-8859-1"?>
> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema";>
>  <xsd:complexType name="TControl">
>   <xsd:sequence>
>    <xsd:element name="Properties">
>     <xsd:complexType>
>      <xsd:sequence>
>       <xsd:element name="Visible" type="xsd:boolean"/>
>       <xsd:element name="Enabled" type="xsd:boolean"/>
>      </xsd:sequence>
>     </xsd:complexType>
>    </xsd:element>
>    <xsd:element name="Text"/>
>    <xsd:element name="Properties">
>     <xsd:complexType>
>      <xsd:sequence>
>       <xsd:element name="Readonly" type="xsd:boolean"/>
>      </xsd:sequence>
>     </xsd:complexType>
>    </xsd:element>
>   </xsd:sequence>
>  </xsd:complexType>
>  <xsd:element name="root" type="TControl"/>
> </xsd:schema>
> 
> Most of my programs show an error like "Duplicate element 
> decl in the same 
> scope: Properties", but I can't find such a restriction in the spec.
> 
> Hans-Peter Kuechler 
> 
> 
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