2 changes between the files.
old versionnew version   ( changed   added   deleted)  
C:\tmp\diff\BOOKSHOP.XMLC:\tmp\diff\BOOKSHOP2.XML

<?xml version="1.0" encoding="UTF8"?><?xml version="1.0" encoding="UTF8"?>
<!DOCTYPE Bookstore SYSTEM "bookshop.dtd"><!DOCTYPE Bookstore SYSTEM "bookshop.dtd">
<Bookstore><Bookstore>
   <!--J&R Booksellers Database-->   <!--J&R Booksellers Database-->
   <Book Genre="" In_Stock="Yes">   <Book Genre="" In_Stock="Yes">
      <Title>The Round Stephane Door</Title>      <Title>The Round Stephane Door</Title>
      <Author>Tom Evans</Author>      <Author>Tom Evans</Author>
      <Year_Published>1996</Year_Published>      <Year_Published>1996</Year_Published>
      <ISBN>0-9546-0274-3</ISBN>      <ISBN>0-9546-0274-3</ISBN>
      <Price>$23.00</Price>      <Price>$23.00</Price>
      <Review>An Intriguing Tale Of A Round Door In A Wall</Review>      <Review>An Intriguing Tale Of A Round Door In A Wall</Review>
   </Book>   </Book>
   <Book Genre="Non-Fiction" In_Stock="Yes"> 
      <Title>Creating Real Xml Applications</Title>      <Title>Creating Real Xml Applications</Title>
      <Author>Bill Eaton</Author>      <Author>Bill Eaton</Author>
      <Year_Published>1998</Year_Published>      <Year_Published>1998</Year_Published>
      <ISBN>7-4562-0167-8</ISBN>      <ISBN>7-4562-0167-8</ISBN>
      <Price>$35.00</Price>      <Price>$35.00</Price>
      <Review>A Look At How To Build Real Xml Applications</Review>      <Review>A Look At How To Build Real Xml Applications</Review>
    <Book Genre="Non-Fiction" In_Stock="Yes">
   </Book>   </Book>
   <Book Genre="Fiction" In_Stock="No">   <Book Genre="Fiction" In_Stock="No">
      <Title>Over The Hills Of Yukon2</Title>      <Title>Over The Hills Of Yukon2</Title>
      <Author>Bert Colewell</Author>      <Author>Bert Colewell</Author>
      <Year_Published>1993</Year_Published>      <Year_Published>1993</Year_Published>
      <ISBN>5-6524-3054-1</ISBN>      <ISBN>5-6524-3054-1</ISBN>
      <Price>$22.00</Price>      <Price>$22.00</Price>
      <Review>A Warm Story About A Man And A Moose In Yukon</Review>      <Review>A Warm Story About A Man And A Moose In Yukon</Review>
   </Book>   </Book>
   <Book Genre="Fiction" In_Stock="Yes">   <Book Genre="Fiction" In_Stock="Yes">
      <Title>The Lion's Gold</Title>      <Title>The Lion's Gold</Title>
      <Author>Daphne Griswald</Author>      <Author>Daphne Griswald</Author>
      <Year_Published>1989</Year_Published>      <Year_Published>1989</Year_Published>
      <ISBN>6-7896-2498-2</ISBN>      <ISBN>6-7896-2498-2</ISBN>
      <Price>$15.00</Price>      <Price>$15.00</Price>
      <Review>One Of The Most Compelling Books Since "The Tiger's Silver".</Review>      <Review>One Of The Most Compelling Books Since "The Tiger's Silver".</Review>
   </Book>   </Book>
</Bookstore></Bookstore>

S.Rodriguez, Feb 2003