在上一篇xml/xsl(1)，我们知道可以使用XSL来显示XML文档内容。
这被称为数据和显示格式分离，这非常好，当我们想要改变风格，主要换一个XSL就行了，并不需要重新添加一份数据。
但是有的时候也是有特例的，比如我们就有这个奇怪的需求---将XML/XSL写到一个文件。百度后，没有结果；忽然灵机一动，不是有一个很热门的问答网站（stackoverflow）吗！
我就去搜索了一下，果然有个仁兄给出了一个很NICE的答案。我先列出来，后面有时间写个自己修改后的版本。
地址：http://stackoverflow.com/questions/9523174/embed-xsl-in-xml-for-display-in-web-browser-what-am-i-doing-wrong/9530410
<?xml version="1.0" encoding="ISO-8859-1"?> <?xml-stylesheet type="text/xsl" href="#stylesheet"?> <!DOCTYPE doc [ <!ATTLIST xsl:stylesheet id ID #required> ]> <doc> <!--Start XSL--> <xsl:stylesheet id="stylesheet" version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" > <xsl:template match="xsl:stylesheet" /> <!--Variables--> <xsl:variable name="a" select="/doc/list/movie/seen[@value ='Yes']" /> <xsl:variable name="b" select="/doc/list/movie/seen" /> <xsl:variable name="c" select="sum(/doc/list/movie/rating/@value)" /> <xsl:variable name="d" select="$c div count($a)" /> <xsl:variable name="e" select="count($a) div count($b)" /> <xsl:variable name="f" select="/doc/list/movie/seen[@value ='No']" /> <xsl:variable name="g" select="/doc/list/movie/seen[@value ='Prior']" /> <xsl:variable name="h" select="count($f) div count($b)" /> <xsl:variable name="j" select="count($g) div count($b)" /> <xsl:variable name="minutes_total" select="sum(/doc/list/movie/length[@value ='y'])" /> <xsl:variable name="minutes" select="$minutes_total mod 60" /> <xsl:variable name="hours" select="floor($minutes_total div 60) mod 24" /> <xsl:variable name="hours2" select="floor($minutes_total div 60)" /> <xsl:variable name="days" select="floor($hours2 div 24)" /> <!--End Variables--> <xsl:decimal-format name="percent" /> <xsl:decimal-format name="average" decimal-separator="." /> <xsl:template match="/doc"> <html> <head> <style> h2{ font-family: Courier,Courier New,monospace; font-size: 32px; text-decoration: underline; } body{ font-family: Courier New,monospace; } p{ font-size: 16px; } table{ font-size: 14px; } .title{ text-align:left; } .release{ text-align:center; } .seen{ text-align:center; } .rating{ text-align:right; } .length{ text-align:center; } </style> </head> <body> <h2>My Movie List</h2> <p>Movies seen so far: <xsl:value-of select="count($a)" />/<xsl:value-of select="count($b)" /> = <xsl:value-of select="format-number($e,'#%','percent')" /><br /> Movies yet to see: <xsl:value-of select="count($f)" />/<xsl:value-of select="count($b)" /> = <xsl:value-of select="format-number($h,'percent')" /><br /> Movies seen prior to making list: <xsl:value-of select="count($g)" />/<xsl:value-of select="count($b)" /> = <xsl:value-of select="format-number($j,'percent')" /><br /> Total time watched: <xsl:value-of select="format-number($days,'#0')" /> days,<xsl:value-of select="format-number($hours,'#0')" /> hours,<xsl:value-of select="format-number($minutes,'#0')" /> minutes<br /> Average rating: <xsl:value-of select="format-number($d,'#.000','average')" /> stars out of 5</p> <br /> <table border="1"> <tr> <th>#</th> <th>Title</th> <th>Release Date</th> <th>Length</th> <th>Seen</th> <th>Rating</th> </tr> <xsl:for-each select="list/movie"> <xsl:choose> <xsl:when test='seen = "Yes"'> <tr style="background-color:#666; color:#fff"> <td> <xsl:number /></td> <td class="title"><xsl:value-of select="title"/></td> <td class="release"><xsl:value-of select="release"/></td> <td class="length"><xsl:value-of select="length" /> minutes</td> <td class="seen"><xsl:value-of select="seen"/></td> <td class="rating"><xsl:value-of select="rating"/></td> </tr> </xsl:when> <xsl:when test='seen = "Seen prior to making list"'> <tr style="background-color:#999; color:#000"> <td> <xsl:number /></td> <td class="title"><xsl:value-of select="title"/></td> <td class="release"><xsl:value-of select="release"/></td> <td class="length"><xsl:value-of select="length"/> minutes</td> <td class="seen"><xsl:value-of select="seen"/></td> <td class="rating"><xsl:value-of select="rating"/></td> </tr> </xsl:when> <xsl:otherwise> <tr style="background-color:#fff;"> <td> <xsl:number /></td> <td class="title"><xsl:value-of select="title"/></td> <td class="release"><xsl:value-of select="release"/></td> <td class="length"><xsl:value-of select="length" /> minutes</td> <td class="seen"><xsl:value-of select="seen"/></td> <td class="rating"><xsl:value-of select="rating"/></td> </tr> </xsl:otherwise> </xsl:choose> </xsl:for-each> </table> </body> </html> </xsl:template> </xsl:stylesheet> <!--Start XML--> <list> <movie> <title>2001: A Space Odyssey</title> <release>1968</release> <seen value="No">No</seen> <rating>N/A</rating> <length value="n">141</length> </movie> <movie> <title>28 Days Later</title> <release>2002</release> <seen value="No">No</seen> <rating>N/A</rating> <length value="n">113</length> </movie> <movie> <title>28 Weeks Later</title> <release>2007</release> <seen value="No">No</seen> <rating>N/A</rating> <length value="n">100</length> </movie> <movie> <title>A Clockwork Orange</title> <release>1971</release> <seen value="Yes">Yes</seen> <rating value="2">☆☆☆★★</rating> <length value="y">136</length> </movie> <!--Rest of XML--> </list> </doc>
