Concepto del lenguaje XSLT ?

XSLT (eXtensible Stylesheet Language for Transformations) es un lenguaje que permite aplicar una transformación a un documento XML para obtener otro documento XML, un documento HTML o un documento de texto plano.

Link artículo


Método de transformación 

     public static string Transform_Xslt_Xml(string xmlContent, string XsltContent)

        {

            string output = String.Empty;

            using (StringReader srt = new StringReader(XsltContent))

            using (StringReader sri = new StringReader(xmlContent))            {

                using (XmlReader xrt = XmlReader.Create(srt))

                using (XmlReader xri = XmlReader.Create(sri))

                {

                    XslCompiledTransform xslt = new XslCompiledTransform();

                    xslt.Load(xrt);

                    using (StringWriter sw = new StringWriter())

                    using (XmlWriter xwo = XmlWriter.Create(sw, xslt.OutputSettings))

                    {

                        xslt.Transform(xri, xwo);

                        output = sw.ToString();

                    }

                }

            }

            return output;

        }

Ejemplo de uso:

Código Fuente


https://www.xmltutorial.info/xslt/xslvariable/

  <xsl:variable name="CreatedDate" select="@createDate"/>
  <xsl:variable name="IDAppendedDate" select="2012-01-01" />
  <b>date: <xsl:value-of select="$CreatedDate"/></b> 

  <xsl:if test="$CreatedDate > $IDAppendedDate">
    <h2> mooooooooooooo </h2>
  </xsl:if>
  <xsl:else>
    <h2> dooooooooooooo </h2>
  </xsl:else>

   <xsl:choose>
     <xsl:when test="$CreatedDate > $IDAppendedDate">
       <h2>mooooooooooooo</h2>
     </xsl:when>
     <xsl:when test="$CreatedDate = $IDAppendedDate">
       <h2>booooooooooooo</h2>
     </xsl:when>
     <xsl:otherwise>
      <h2>dooooooooooooo</h2>
     </xsl:otherwise>
   </xsl:choose>