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Xml xsl模板匹配xpath中的或条件不起作用_Xml_Xslt_Xpath_Xslt 1.0 - Fatal编程技术网

Xml xsl模板匹配xpath中的或条件不起作用

Xml xsl模板匹配xpath中的或条件不起作用,xml,xslt,xpath,xslt-1.0,Xml,Xslt,Xpath,Xslt 1.0,我正在尝试编写一个xsl,它将返回元素及其直接子元素的XPath 示例XML <level0> <level1> <level2> <level3> <level4/> </level3> <level3/> </level2> </level1

我正在尝试编写一个xsl,它将返回元素及其直接子元素的XPath

示例XML

<level0>
    <level1>
        <level2>
            <level3>
                <level4/>
            </level3>
            <level3/>
        </level2>
    </level1>
</level0>
我的XSL

<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
     <xsl:output method="text" media-type="text/plain"/>
    <xsl:template match="@*|comment()|text()|processing-instruction()"/>
     <xsl:template match="//level2|//level2/*">
        <xsl:for-each select="ancestor-or-self::*">
            <xsl:value-of select="concat('/',name(.))"/>
        </xsl:for-each>
        <xsl:text>&#xA;</xsl:text>
    </xsl:template>
</xsl:stylesheet>
如何获得所需的结果?

只需在

<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
     <xsl:output method="text" media-type="text/plain"/>
    <xsl:template match="@*|comment()|text()|processing-instruction()"/>
     <xsl:template match="//level2|//level2/*">
        <xsl:for-each select="ancestor-or-self::*">
            <xsl:value-of select="concat('/',name(.))"/>
        </xsl:for-each>
        <xsl:text>&#xA;</xsl:text>
    </xsl:template>
</xsl:stylesheet>
/level0/level1/level2
<xsl:template match="//level2|//level2/*">
    <xsl:for-each select="ancestor-or-self::*">
        <xsl:value-of select="concat('/',name(.))"/>
    </xsl:for-each>
    <xsl:text>&#xA;</xsl:text>
    <xsl:apply-templates/>
</xsl:template>
/level0/level1/level2
/level0/level1/level2/level3
/level0/level1/level2/level3