返回的字符串包含一个 QName，该 QName 表示 node-set 参数中按文档顺序处于第一位的节点的扩展名称。
string name(node-set?)
备注
QName 必须表示相对于节点上的有效命名空间的扩展名称。 如果节点上的有效命名空间声明将多个前缀与同一个命名空间关联，则不需要这样。 如果 node-set 参数是空的或第一个节点没有扩展名称，则返回空字符串。 如果省略了该参数，默认的节点集中唯一的成员是上下文节点。
示例
XML 文件 (bcat.xml)
XSLT 文件 (sample.xsl)
辅助 XSLT 文件 (book-schema.xml)
格式化输出
name() Function
b:catalog =
b:book =
b:author = Gambardella, Matthew
b:title = XML Developer's Guide
b:genre = Computer
b:price = 44.95
b:publish_date = 2000-10-01
b:description = An in-depth look at creating applications with XML.
b:book =
b:author = Ralls, Kim
b:title = Midnight Rain
b:genre = Fantasy
b:price = 5.95
b:publish_date = 2000-12-16
b:description = A former architect battles corporate zombies, an evil sorceress, and her own childhood to become queen of the world.
处理器输出
<html>
<body>
<h3>name() Function</h3>b:catalog = <br>b:book = <br>b:author = Gambardella, Matthew<br>b:title = XML Developer's Guide<br>b:genre = Computer<br>b:price = 44.95<br>b:publish_date = 2000-10-01<br>b:description = An in-depth look at creating applications with XML.<br>b:book = <br>b:author = Ralls, Kim<br>b:title = Midnight Rain<br>b:genre = Fantasy<br>b:price = 5.95<br>b:publish_date = 2000-12-16<br>b:description = A former architect battles corporate zombies, an evil sorceress, and her own childhood to become queen of the world.<br></body>
</html>