Valid | Invalid |
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "uk"
name = "United Kingdom"
border = "ie"/>
<country cc = "ie"
name = "Ireland"
border = "uk"/>
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "ca"/>
name = "Canada"
border = "br"
<!-- reference to a country
that has not been listed -->
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "au"
name = "Austrailia" />
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<!-- No spaces allowed in ID -->
<country cc = "kn nv"
name = "Saint Kitts & Nevis"/>
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "ca"
name = "Canada"
border = "us"/>
<country cc = "us"
name = "United States"
border = "ca mx"/>
<country cc = "mx"
name = "Mexico"
border = "us"/>
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "3s"
name = "5pain"/>
<!-- Should not allow numbers
at the start of a cc -->
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "mt"
name = "More Th&gt;n"/>
</planet>
|
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE planet SYSTEM "planet.dtd">
<planet>
<country cc = "au"
name = "Austrailia" />
<country cc = "au"
name = "Austria" />
<!-- Should not permit two au codes -->
<</planet>
|