XQuery FLWOR + HTML
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在一个 HTML 列表中提交结果
请看下面的 XQuery FLWOR 表达式:
for $x in doc("books.xml")/bookstore/book/title order by $x return $x
上面的表达式会选取 bookstore 元素下的 book 元素下的所有 title 元素,并以字母顺序返回 title 元素。
Now, we want to list all the books in our bookstore using an HTML list. We add <ul> and <li> tags to the FLWOR expression:
<ul> { for $x in doc("books.xml")/bookstore/book/title order by $x return <li>{$x}</li> } </ul>
The result of the above code:
<ul> <li><title lang="en">Everyday Italian</title></li> <li><title lang="en">Harry Potter</title></li> <li><title lang="en">Learning XML</title></li> <li><title lang="en">XQuery Kick Start</title></li> </ul>
Now we want to remove the title element and only display the data within the title element.
<ul> { for $x in doc("books.xml")/bookstore/book/title order by $x return <li>{data($x)}</li> } </ul>
The result will be an HTML list:
<ul> <li>Everyday Italian</li> <li>Harry Potter</li> <li>Learning XML</li> <li>XQuery Kick Start</li> </ul>
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