Question

假设您已经提供了XML片段，如下所示。你的任务是编写XPath选择器来拾取名为＆＃39;变形金刚＆＃39;的电影的架子。

＆＃13;

<collection shelf="Classics">
<movie title="The Enemy" shelf="A">
   <type>War, Thriller</type>
   <format>DVD</format>
   <year>2001</year>
   <rating>PG</rating>
   <popularity>10</popularity>
   <description>Talk about a war</description>
</movie>
<movie title="Transformers" shelf="B">
   <type>Science Fiction</type>
   <format>DVD</format>
   <year>1980</year>
   <rating>R</rating>
   <popularity>7</popularity>
   <description>Science Fiction</description>
</movie>
   <movie title="Trigun" shelf="B">
   <type>Action</type>
   <format>DVD</format>
   <episodes>4</episodes>
   <rating>PG</rating>
   <popularity>10</popularity>
   <description>Quite a bit of action!</description>
</movie>
<movie title="Ishtar" shelf="A">
   <type>Comedy</type>
   <format>VHS</format>
   <rating>PG</rating>
   <popularity>2</popularity>
   <description>Boring</description>
</movie>
</collection>

＆＃13;

Answer 1

假设标题没有备用空格试试这个

//movie[@title='Transformers']/@shelf

使用XPath-5查询XML数据存储区

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