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    copied!<p><strong>The following transformation</strong>:</p> <pre><code>&lt;xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"&gt; &lt;xsl:output omit-xml-declaration="yes" indent="yes"/&gt; &lt;xsl:variable name="vrtfMonths"&gt; &lt;m name="Jan" num="01"/&gt; &lt;m name="Feb" num="02"/&gt; &lt;m name="Mar" num="03"/&gt; &lt;m name="Apr" num="04"/&gt; &lt;m name="May" num="05"/&gt; &lt;m name="Jun" num="06"/&gt; &lt;m name="Jul" num="07"/&gt; &lt;m name="Aug" num="08"/&gt; &lt;m name="Sep" num="09"/&gt; &lt;m name="Oct" num="10"/&gt; &lt;m name="Nov" num="11"/&gt; &lt;m name="Dec" num="12"/&gt; &lt;/xsl:variable&gt; &lt;xsl:variable name="vMonths" select= "document('')/*/xsl:variable [@name='vrtfMonths']/*" /&gt; &lt;xsl:template match="channel"&gt; &lt;xsl:for-each select="item"&gt; &lt;xsl:sort data-type="number" order="descending" select= "concat(substring(pubDate,13,4), $vMonths[@name = substring(current()/pubDate,9,3)]/@num, substring(pubDate,6,2), translate(substring(pubDate,18,8), ':', '' ) ) "/&gt; &lt;xsl:if test="not(position() &gt; 5)"&gt; &lt;xsl:copy-of select="."/&gt; &lt;/xsl:if&gt; &lt;/xsl:for-each&gt; &lt;/xsl:template&gt; &lt;/xsl:stylesheet&gt; </code></pre> <p><strong>when applied on the provided source XML document (too-long to list here, see the <a href="http://newsrss.bbc.co.uk/rss/newsonline_uk_edition/business/rss.xml" rel="noreferrer">link</a>)</strong>,</p> <p><strong>produces the wanted result</strong>:</p> <pre><code>&lt;item xmlns:media="http://search.yahoo.com/mrss"&gt; &lt;title&gt;Inflation rate expected to fall&lt;/title&gt; &lt;description&gt;The latest figures for the rate of inflation, for the 12 months to January, are expected to show that it has fallen again.&lt;/description&gt; &lt;link&gt;http://news.bbc.co.uk/go/rss/-/1/hi/business/7893873.stm&lt;/link&gt; &lt;guid isPermaLink="false"&gt;http://news.bbc.co.uk/1/hi/business/7893873.stm&lt;/guid&gt; &lt;pubDate&gt;Tue, 17 Feb 2009 02:58:03 GMT&lt;/pubDate&gt; &lt;category&gt;Business&lt;/category&gt; &lt;media:thumbnail width="66" height="49" url="http://newsimg.bbc.co.uk/media/images/45483000/jpg/_45483998_cash226.jpg" /&gt; &lt;/item&gt;&lt;item xmlns:media="http://search.yahoo.com/mrss"&gt; &lt;title&gt;Farming pressures&lt;/title&gt; &lt;description&gt;Are farmers being forced to use GM seeds?&lt;/description&gt; &lt;link&gt;http://news.bbc.co.uk/go/rss/-/1/hi/business/7892328.stm&lt;/link&gt; &lt;guid isPermaLink="false"&gt;http://news.bbc.co.uk/1/hi/business/7892328.stm&lt;/guid&gt; &lt;pubDate&gt;Tue, 17 Feb 2009 00:06:31 GMT&lt;/pubDate&gt; &lt;category&gt;Business&lt;/category&gt; &lt;media:thumbnail width="66" height="49" url="http://newsimg.bbc.co.uk/media/images/45481000/jpg/_45481936_005666785-1.jpg" /&gt; &lt;/item&gt;&lt;item xmlns:media="http://search.yahoo.com/mrss"&gt; &lt;title&gt;Engine room?&lt;/title&gt; &lt;description&gt;Western Australia's economy may be hitting reverse. &lt;/description&gt; &lt;link&gt;http://news.bbc.co.uk/go/rss/-/1/hi/business/7840370.stm&lt;/link&gt; &lt;guid isPermaLink="false"&gt;http://news.bbc.co.uk/1/hi/business/7840370.stm&lt;/guid&gt; &lt;pubDate&gt;Tue, 17 Feb 2009 00:05:25 GMT&lt;/pubDate&gt; &lt;category&gt;Business&lt;/category&gt; &lt;/item&gt;&lt;item xmlns:media="http://search.yahoo.com/mrss"&gt; &lt;title&gt;Coining it in? &lt;/title&gt; &lt;description&gt;Investors turning to old and rare coins in the downturn &lt;/description&gt; &lt;link&gt;http://news.bbc.co.uk/go/rss/-/1/hi/business/7878606.stm&lt;/link&gt; &lt;guid isPermaLink="false"&gt;http://news.bbc.co.uk/1/hi/business/7878606.stm&lt;/guid&gt; &lt;pubDate&gt;Tue, 17 Feb 2009 00:04:29 GMT&lt;/pubDate&gt; &lt;category&gt;Business&lt;/category&gt; &lt;media:thumbnail width="66" height="49" url="http://newsimg.bbc.co.uk/media/images/45459000/jpg/_45459789_dsc_4982.jpg" /&gt; &lt;/item&gt;&lt;item xmlns:media="http://search.yahoo.com/mrss"&gt; &lt;title&gt;Home sales may rise say surveyors&lt;/title&gt; &lt;description&gt;Property sales may pick in the next few months, according to the Royal Institution of Chartered Surveyors (Rics).&lt;/description&gt; &lt;link&gt;http://news.bbc.co.uk/go/rss/-/1/hi/business/7893193.stm&lt;/link&gt; &lt;guid isPermaLink="false"&gt;http://news.bbc.co.uk/1/hi/business/7893193.stm&lt;/guid&gt; &lt;pubDate&gt;Tue, 17 Feb 2009 00:02:19 GMT&lt;/pubDate&gt; &lt;category&gt;Business&lt;/category&gt; &lt;media:thumbnail width="66" height="49" url="http://newsimg.bbc.co.uk/media/images/45483000/jpg/_45483075_006771638-1.jpg" /&gt; &lt;/item&gt; </code></pre>
 

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