XML小练习：内部DTD

文件名：(任意).xml
黑色粗体部分为DTD部分 

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE people [
	<!ELEMENT people (id, name, age, address)>
	<!ELEMENT id (#PCDATA)>
	<!ELEMENT name (#PCDATA)>
	<!ELEMENT age (#PCDATA)>
	<!ELEMENT address (#PCDATA)>
]>
<people>

	<id>06031</id>
	
	<name>王川</name>
	
	<age>19</age>
	
	<address>广东汕头</address>
	
</people>