Paul,

Why not substitute
/xs:element/xs:complexType/xs:sequence/xs:element[@maxOccurs=5] for
xs:element[starts-with(@ref,'GRP')] ? 
It doesn't have to be '5', but it can't be a variable.

regards,
Tom

> -----Original Message-----
> From: Paul [mailto:reganmian@xxxxxxxxx]
> Sent: 03 December 2002 13:31
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: Re:  filter
> 
> 
> Can somebody give any hints on the key definition
> from string filter to other fact, as I don't think 
> a variable can be defined over the key.
> 
> many thanks
> Paul
> ===========================
> I had a filter question need help, many thanks in
> advance !!
> 
> Instead of being filtered by
> [starts-with(@ref,'GRP')]
> Is there a way  use the fact that it is a
> /xs:element/xs:complexType/xs:sequence/xs:element[@maxOccurs=
> 
> some value] (to identify/filter the 'GRP' element)
> 
> There are several places in the XSL(the XSL is 
> for the schema in the back) using this filter :
> <xsl:key name="byGRP"
> match="xs:element[not(starts-with(@ref, 'GRP'))]"
> use="generate-id(preceding::xs:element
> 	[starts-with(@ref,'GRP')][1])"/>
> 
> <xsl:key name="elements" match="xs:element" 
> 	use="generate-id((preceding-sibling::xs:element |
> self::xs:element)
> [starts-with(@ref,'GRP')][last()])"/>
> 
> <xsl:template match="xs:sequence">
> ...
> 	<xsl:for-each select="//xs:element[starts-with
> (@ref,'GRP')]">
> 	...
> 	<xsl:for-each select ="(xs:element |
> xs:choice/xs:element | xs:sequence/xs:element |
> xs:choice/xs:sequence/xs:element)[starts-with(@ref,
> 'GRP')][1]">
> 	...
> </xsl>
> 
> 
> 
> ======== schema =======
> <xs:schema
> xmlns:xs="http://www.w3.org/2001/XMLSchema">
> <xs:element name="snoopy-a">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:sString">
> 			<xs:length value="9"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="snoopy-b">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="snoopy-c">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="snoopy-d">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:maxLength value="4"/>
> 			<xs:pattern value="[a-z,A-Z,\s]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="snoopy-e">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="snoopy-f">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="rabbit-tele">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="10"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="rabbit-name">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="WOLF-tele">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="10"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:element name="WOLF-name">
> 	<xs:simpleType>
> 		<xs:restriction base="xs:string">
> 			<xs:length value="2"/>
> 			<xs:pattern value="[0-9]*"/>
> 		</xs:restriction>
> 	</xs:simpleType>
> </xs:element>
> <xs:complexType name="rabbit">
> 	<xs:sequence>
> 		<xs:element ref="rabbit-tele" minOccurs="0"/>
> 		<xs:element ref="rabbit-name" minOccurs="0"/>
> 	</xs:sequence>
> </xs:complexType>
> <xs:element name="Harry-GROUP-ROW" type="rabbit"/>
> <xs:element name="Harry-GROUP">
> 	<xs:complexType>
> 		<xs:sequence>
> 			<xs:element ref="Harry-GROUP-ROW"
> maxOccurs="unbounded"/>
> 		</xs:sequence>
> 	</xs:complexType>
> </xs:element>
> <xs:complexType name="WOLF">
> 	<xs:sequence>
> 		<xs:element ref="WOLF-tele" minOccurs="0"/>
> 		<xs:element ref="WOLF-name" minOccurs="0"/>
> 	</xs:sequence>
> </xs:complexType>
> <xs:element name="MickeyMouse-GROUP-ROW"
> type="WOLF"/>
> <xs:element name="MickeyMouse-GROUP">
> 	<xs:complexType>
> 		<xs:sequence>
> 			<xs:element ref="MickeyMouse-GROUP"
> maxOccurs="unbounded"/>
> 		</xs:sequence>
> 	</xs:complexType>
> </xs:element-->
> 
> <!--xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx-->
> <xs:element name="MSG">
> 	<xs:complexType>
> 			<xs:sequence>
> 				<xs:element ref="snoopy-a"/>
> 				<xs:element ref="snoopy-b"/>
> 				<xs:element ref="snoopy-c"/>
> 				<xs:element ref="Harry-GROUP"/>
> 				<xs:element ref="snoopy-d"/>
> 				<xs:element ref="snoopy-e"/>
> 				<xs:element ref="MickeyMouse-GROUP"/>
> 				<xs:element ref="snoopy-f"/>
> 				<xs:choice>
> 					<xs:element ref="snoopy-g"/>
> 					<xs:element ref="snoopy-h"/>
> 				</xs:choice>
> 				<xs:element ref="snoopy-i"/>
> 				<xs:element ref="snoopy-j"/>
> 				<xs:element ref="WoodStock-GROUP"/>
> 			</xs:sequence>
> 	</xs:complexType>
> </xs:element>
>  
> </xs:schema>
> 
>  
> many thanks 
> 
> Paul
>  
> 
> 
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