Empty tags must follow a special syntax .
空标记必须遵循特殊的语法。
You can also use this form to clean out stale items like empty tags.
您也可以通过这个表单来清楚失效的条目，比如空标签。
An XML document can have some empty tags that do not have anything inside and can be expressed as a single tag instead of as a set of beginning and end tags.
XML文档可以使用内部不包含任何内容的空标记，这些标记可以表示为单个标记，而不是一组开始和结束标记。
An XML document can have some empty tags that do not have anything inside and can be expressed as a single tag instead of as a set of beginning and end tags.
XML文档可以使用内部不包含任何内容的空标记，这些标记可以表示为单个标记，而不是一组开始和结束标记。
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