Amongst other things you need to escape the regex according to XML rules < 
to & l t ;, & to & a m p ; etc. (spaces here just for readability).

-- 

Joe Fawcett (MVP - XML)

http://joe.fawcett.name

"billr" <billr@d...> wrote in message 
news:D7A1054D-0B83-4C32-A06D-B44B6306F382@m......
>I apologise if this has gone to the wrong disvussion group, however, I'm
> really not sure to which group it actually should be posted. So, here's my
> plight ...
>
> The following is my RegEx expression
>
>                        \<\!\[CDATA\[\s*(\d*|\w*|\W*|\s*|.*|>*)*\s*\]\]\>
>
> The following is my dataset
>
>                        <![CDATA[<P ALIGN=\"LEFT\"><FONT FACE=\"Yell Corpid
> Regular\" SIZE=\"25\" COLOR=\"#FF0000\" LETTERSPACING=\"0\"
> KERNING=\"0\">title text here...</FONT></P>]]>
>
> So far, so good, all's well that ends well and all. Except, when I use the
> RegEx as a pattern in my XSD, for example ...
>
>  <xs:simpleType name="CDATAContentElementType">
>    <xs:restriction base="TextType">
>      <xs:pattern value="\<\!\[CDATA\[\s*(\d*|\w*|\W*|\s*|.*|>*)*\s*\]\]\>" 
> />
>    </xs:restriction>
>  </xs:simpleType>
>
> *note, in this post the pattern above might not render exactly as 
> described
> ... the pattern uses the escape sequence & gt;
>
> Having this defined I write some XML (you might notice the CDATA is 
> exactly
> the same as above)
>
> <content><![CDATA[<P ALIGN=\"LEFT\"><FONT FACE=\"Yell Corpid Regular\"
> SIZE=\"25\" COLOR=\"#FF0000\" LETTERSPACING=\"0\" KERNING=\"0\">title text
> here...</FONT></P>]]></content>
>
> However, within VisualStudio IDE it is reported that ...
>
> The 'xxx.xsd:content' element is invalid - The value '<cdata contents go
> here>' is invalid according to its datatype 
> 'xxx.xsd:CDATAContentElementType'
> - The Pattern constraint failed.
>
> So, I think that maybe there is a problem with my RegEx, but I can find no
> information as to what is wrong with it. Clearly there is a difference
> between RegEx and RegEx for Xml, but I don't know what ti is :o(
>
> Please, please help a man almost reduced to tears ;o)
>
> -- 
> Of all words of tongue and pen, the saddest are: "It might have been"
>
> Bill.Richards @ greyskin .co .uk
> http://greyskin.co.uk