摘要：
0. 准备：products.xml的定义：<?xmlversion="1.0"encoding="utf-8"?><products><productid="product1"category="book"><name>ProgramingSomething</name><price>2000</price><publishDate>2008/10/10</publishDate><authors&g 阅读全文
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摘要：
0. 准备：products.xml的定义：<?xmlversion="1.0"encoding="utf-8"?><products><productid="product1"category="book"><name>ProgramingSomething</name><price>2000</price><publishDate>2008/10/10</publishDate><authors&g 阅读全文
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