| <xsl:stylesheet |
| xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0" |
| xmlns="http://www.w3.org/TR/REC-html40"> |
| |
| <!-- FileName: misc-evans --> |
| <!-- Document: http://www.w3.org/TR/xslt --> |
| <!-- DocVersion: 19991116 --> |
| <!-- Purpose: COPY of perf test;"A Practical Suggestion for XSLT Performance Improvement" by Clark Evans. --> |
| |
| <xsl:variable name="day-list" |
| select="//dow[not(.=following::dow)]" /> |
| |
| <xsl:variable name="product-list" |
| select="//product[not(.=following::product)]" /> |
| |
| <xsl:template match="/"> |
| <xsl:variable name="my-test"><a><b/></a></xsl:variable> |
| <html> |
| <xsl:copy-of select="$my-test"/> |
| <body> |
| <table> |
| <tr> |
| <td><xsl:text> </xsl:text></td> |
| <xsl:for-each select="$day-list"> |
| <xsl:sort order="ascending" select="." /> |
| <th><xsl:value-of select="."/></th> |
| </xsl:for-each> |
| </tr> |
| <xsl:for-each select="$product-list"> |
| <xsl:sort order="ascending" select="." /> |
| <xsl:variable name="product" select="." /> |
| <tr> |
| <td> |
| <xsl:value-of select="$product" /> |
| </td> |
| <xsl:for-each select="$day-list"> |
| <xsl:sort order="ascending" select="." /> |
| <xsl:variable name="day" select="." /> |
| <td> |
| <xsl:value-of |
| select="sum(//price[../product=$product][../../../dow=$day])" |
| /> . |
| </td> |
| </xsl:for-each> |
| <td> |
| <xsl:value-of |
| select="sum(//price[../product=$product])" /> . |
| </td> |
| </tr> |
| </xsl:for-each> |
| <tr> |
| <td><xsl:text> </xsl:text></td> |
| <xsl:for-each select="$day-list"> |
| <xsl:sort order="ascending" select="." /> |
| <xsl:variable name="day" select="." /> |
| <td> |
| <xsl:value-of |
| select="sum(//price[../../../dow=$day])" /> |
| </td> |
| </xsl:for-each> |
| <td> |
| <xsl:value-of select="sum(//price)" /> |
| </td> |
| </tr> |
| </table> |
| </body> |
| </html> |
| </xsl:template> |
| </xsl:stylesheet> |