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RE: XLST Processors that support JavaScript

2002-09-03 08:34:34
-----Original Message-----
From: owner-xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
[mailto:owner-xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com] On Behalf Of 
Ziv Friedman
Sent: Tuesday, September 03, 2002 10:21 AM
To: 'xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com'
Subject: RE: [xsl] XLST Processors that support JavaScript

So why is it that when I use "urn:schemas-microsoft-com:xslt" in the
stylesheet tag I get the following error: "The scripting language
'vbscript' is not supported"?

That's not quite the same as JavaScript, now is it?  VBScript is not
supported in .NET, but VB, C#, JScript, and JavaScript are [1].  I
imagine that, if you installed J#, that it would be supported as well.
Here is a JavaScript example that works:
 
<?xml version="1.0" encoding="UTF-8" ?>
<xsl:stylesheet version="1.0" 
        xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
        xmlns:msxsl="urn:schemas-microsoft-com:xslt"
        xmlns:tns="urn:thisnamespace:tns"
        exclude-result-prefixes="tns msxsl">
        <msxsl:script language="JavaScript" implements-prefix="tns">

                function GetString()
                {                       
                        return('foo');
                }
        </msxsl:script>
        
        <xsl:template match="/">                
                <xsl:for-each select="root/child">
                        <xsl:value-of select="tns:GetString()"/>
                </xsl:for-each>
        </xsl:template>
</xsl:stylesheet>

Change the language attribute of the msxsl:script element to "VB"
instead, and now this example works (note, though, that
VBScript-specific functions and syntax might not be supported in VB.NET
[1]):

        <msxsl:script language="vb" implements-prefix="tns">
                function GetString()
                        GetString = "foo"
                end function
        </msxsl:script>

The really cool part about .NET is that you can also use inline C# as
well as JavaScript or VB.NET.  Although, I would use an extension object
with the XsltArgumentList class instead, but this example shows that it
is possible:

        <msxsl:script language="C#" implements-prefix="tns">
                string GetString()
                {
                        return("foo");
                }
        </msxsl:script>


[1]
ms-help://MS.VSCC/MS.MSDNVS/cpguide/html/cpconvisualbasiclanguagechanges
.htm


Kirk Allen Evans
http://www.xmlandasp.net
Author, "XML And ASP.NET", New Riders Publishing
http://www.amazon.com/exec/obidos/ASIN/073571200X



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