1.首先要做xsd文档中定义一个全局变量 使用<xsl:param />标签进行声明
2.C#代码中使用XslCompiledTransform中的AddParam方法添加参数，
XslCompiledTransform 类的Transform方法中传递XslCompiledTransform对象
XML：
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<?xml version='1.0'?>
<bookstore>
<book genre="autobiography" publicationdate="1981" ISBN="1-861003-11-0">
<title>The Autobiography of Benjamin Franklin</title>
<author>
<first-name>Benjamin</first-name>
<last-name>Franklin</last-name>
</author>
<price>8.99</price>
</book>
<book genre="novel" publicationdate="1967" ISBN="0-201-63361-2">
<title>The Confidence Man</title>
<author>
<first-name>Herman</first-name>
<last-name>Melville</last-name>
</author>
<price>11.99</price>
</book>
<book genre="philosophy" publicationdate="1991" ISBN="1-861001-57-6">
<title>The Gorgias</title>
<author>
<name>Plato</name>
</author>
<price>9.99</price>
</book>
</bookstore>
XSL:
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<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="html"/>
<!--设置参数-->
<xsl:param name="discount" select=".10"/>
<xsl:template match="bookstore">
<HTML>
<BODY>
<TABLE BORDER="2">
<TR>
<TD>ISBN</TD>
<TD>Title</TD>
<TD>Price</TD>
<TD>Calculated Discount</TD>
</TR>
<xsl:apply-templates select="book"/>
</TABLE>
</BODY>
</HTML>
</xsl:template>
<xsl:template match="book">
<TR>
<TD>
<xsl:value-of select="@ISBN"/>
</TD>
<TD>
<xsl:value-of select="title"/>
</TD>
<TD>
<xsl:value-of select="price"/>
</TD>
<TD>
<xsl:value-of select="price * ($discount)"/>
</TD>
</TR>
</xsl:template>
</xsl:stylesheet>
C# 代码：
View Code
string xmlpath = Request.PhysicalApplicationPath +
@"\App_Data\Books.xml";
string xslpath = Request.PhysicalApplicationPath +
@"\App_Data\Books.xsl";
XPathDocument xpathDoc = new XPathDocument(xmlpath);
XslCompiledTransform transform = new XslCompiledTransform();
XsltArgumentList argsList = new XsltArgumentList();
argsList.AddParam("discount","",".15");
transform.Load(xslpath);
transform.Transform(xpathDoc,argsList, Response.Output);