<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
<!DOCTYPE Students[
<!ENTITY Title "学生信息">
<!ELEMENT title (#PCDATA)>
<!ELEMENT sname (#PCDATA)>
<!ELEMENT sex (#PCDATA)> <!-- 节点 -->
<!ELEMENT age (#PCDATA)>
<!ELEMENT phone (#PCDATA)>
<!ELEMENT address (#PCDATA)>
<!ELEMENT baseinfo (sname, age, sex)>
<!ATTLIST baseinfo sexid (男|女) #REQUIRED> <!-- 属性 -->
<!ELEMENT student (title, baseinfo, phone, address)>
]>
<Students>
<title> &Title; </title>
<student>
<baseinfo sexid="男">
<sname>张三</sname>
<age>25</age>
<sex>男</sex>
</baseinfo>
<phone>15236936958</phone>
<address>河南新野</address>
</student>
<title> &Title; </title>
<student>
<baseinfo>
<sname>刘志东</sname>
<age>5</age>
<sex>男</sex>
</baseinfo>
<phone>15236936958</phone>
<address>河南新野</address>
</student>
</Students>
XML——基本结构(作业)
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转载自blog.csdn.net/footprint01/article/details/82497648
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