ch7-3.xml

web课件并附有习题练习还有实例详细的讲解了WEB的各种开发过程是学习 的好资料

<?xml version="1.0" ?>
<!DOCTYPE INVENTORY 
[
<!ELEMENT INVENTORY (BOOK|CD)*>
<!ENTITY  % book_decls SYSTEM "Book.dtd">
<!ENTITY  % cd_decls SYSTEM "CD.dtd">
%book_decls;
%cd_decls;
]
>
<INVENTORY>
  <BOOK>
     <BOOKTITLE> The Marble Faun </BOOKTITLE>
     <AUTHOR> Nathaniel Hawthorne </AUTHOR>
     <PAGES> 473 </PAGES>
  </BOOK>
  <CD>
     <CDTITLE> Concerti Grossi Opus 3 </CDTITLE>
     <COMPOSER> Handel </COMPOSER>
     <LENGTH> 72 minutes </LENGTH>
  </CD>
  <BOOK>
     <BOOKTITLE> Leaves of Grass </BOOKTITLE>
     <AUTHOR> Walt Whitman </AUTHOR>
     <PAGES> 462 </PAGES>
  </BOOK>
<!-- additional items ...-->
</INVENTORY>