XML中schema下面出现的错误怎么解决!
<?xml version="1.0" encoding="UTF-8"?><xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" attributeFormDefault="unqualified">
<xs:element name="class">
<xs:complexType>
<xs:sequence>
<xs:element name="student">
<xs:complexType>
<xs:attribute name="id" type="id"/>
<xs:sequence>
<xs:element name="name" type="xs:string"/>
<xs:element name="age" type="int"/>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:schema>
--------------------编程问答--------------------
补充:.NET技术 , .NET Framework