applicare i modelli in ordine inverso

Question

diciamo che ho questo file xml indicato

<root>
    <node>x</node>
    <node>y</node>
    <node>a</node>
</root>

e voglio che venga visualizzato quanto segue

ayx

usando qualcosa di simile a

<xsl:template match="/">
    <xsl:apply-templates select="root/node"/>
</xsl:template>
<xsl:template match="node">
    <xsl:value-of select="."/>
</xsl:template>

Answer 1

Facile!

<xsl:template match="/">
    <xsl:apply-templates select="root/node">
        <xsl:sort select="position()" data-type="number" order="descending"/>
    </xsl:apply-templates>
</xsl:template>

<xsl:template match="node">
    <xsl:value-of select="."/>
</xsl:template>

Answer 2

Puoi farlo usando xsl:sort.È importante impostare data-type="number" perché altrimenti la posizione verrà ordinata come una stringa, quindi il decimo nodo verrebbe considerato prima del secondo.

<xsl:template match="/">
    <xsl:apply-templates select="root/node">
        <xsl:sort 
            select="position()" 
            order="descending" 
            data-type="number"/>
    </xsl:apply-templates>
</xsl:template>
<xsl:template match="node">
    <xsl:value-of select="."/>
</xsl:template>

Answer 3

<xsl:template match="/">
        <xsl:apply-templates select="root/node[3]"/>
        <xsl:apply-templates select="root/node[2]"/>
        <xsl:apply-templates select="root/node[1]"/>
    </xsl:template>
    <xsl:template match="node">
        <xsl:value-of select="."/>
    </xsl:template>