newbie-ish DTD question: am i asking too much of XML, or of my brain?

Pete Beazley pete at
Tue Sep 21 19:33:44 BST 1999

> <?XML version="1.0" encoding="UTF-8" standalone="no"?>
> <!ELEMENT model (topic* link*)>
> <!ELEMENT topic (topic* link*)>
> <!ELEMENT link>

You need to separate the optional content with the OR connector, | , and
define some sort of content model for link.
Try this:

<?xml version="1.0" ?>
<!DOCTYPE model [
<!ELEMENT model (topic | link)*>
<!ELEMENT topic (topic | link)*>
  <link>link stuff</link>

Pete Beazley - mailto:pete at
ClearlyOnline, Inc.
XML-based Web Sites & XML services
1-724-942-1912    1-724-941-3698 fax
PGP public key - mailto:pgp.pete at

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