Re: [xsl] hierarchic counting in flat structures

[Michael Kay <mike@xxxxxxxxxxxx>]

Have you tried

<xsl:number from="H3"/>

Michael Kay
Saxonica

On 02/11/2012 10:16, Norbert Heidbrink wrote:
> Hi everyone,
>
> given a structure like
>
> <H3>b&</H3>
>    <H4>b&</H4>
>    <H4>b&</H4>
>
> <H3>b&</H3>
>    <H4>b&</H4>
>
> <H3>b&</H3>
>    <H4>b&</H4>
>    <H4>b&</H4>
>    <H4>b&</H4>
>
>
> I would like to number the H4, re-starting on every H3.
> So the output is something like this:
>
> H3: 1
>    H4: 1
>    H4: 2
> H3: 2
>    H4: 1
> H3: 3
>    H4: 1
>    H4: 2
>    H4: 3
>
> The following xsl does the job, but I wonder if this solution is really
> effective and elegant.
>
> <xsl:template match="H4">
>    <xsl:text>&#x0a;  H4: </xsl:text>
>    <xsl:variable name="myH3" select="preceding-sibling::H3[1]" />
>    <xsl:value-of select="1 + count(preceding-sibling::H4[preceding-
> sibling::H3 = $myH3])" />
> </xsl:template>
>
> Are there better ways to solve my problem?
>
> Best regards and thanks for brainstorming,
> Norbert