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<RefEntry id="nth-node">
<!-- This file is generated automatically from the DSSSL source. -->
<!-- Do not edit this file! -->
<?html-filename nth-node.html>
<RefMeta>
<RefEntryTitle>nth-node</RefEntryTitle>
<RefMiscInfo Role="file">dblib.dsl</RefMiscInfo>
</RefMeta>
<RefNameDiv>
<RefName>nth-node</RefName>
<RefPurpose>Return a specific node in a node list (by numeric index)</RefPurpose>
</RefNameDiv>
<RefSynopsisDiv><Title>Synopsis</Title>
<Synopsis>
(nth-node nl k)
</Synopsis>
</RefSynopsisDiv>
<RefSect1><Title>Description</Title>
<para>
Returns the <literal>k</literal>th node in <literal>nl</literal>. The first node in the node list
has the index "1".</para>
</RefSect1>
<RefSect1><Title>Author</Title>
<para>
Norman Walsh, <ndw@nwalsh.com>
</para>
</RefSect1>
<RefSect1><Title>Source Code</Title>
<ProgramListing>
(define (nth-node nl k)
;; Return a specific node in a node list (by numeric index)
(if (equal? k 1)
(node-list-first nl)
(nth-node (node-list-rest nl) (- k 1))))
</ProgramListing>
</RefSect1>
</RefEntry>
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