否则，执行else子句，DB2返回一个“info”元素，其中只包含产品ID和评语数据。

Otherwise, the else clause is evaluated, and DB2 returns an Info element containing only product ID and message data.

youdao

内容是用return子句中的data()函数提取的；否则，不仅仅会得到 节点中的文本，还会得到所有的标记。

The contents are extracted with the data() function in the return clause; otherwise, I'd get more than just the text in the node, I'd get all the markup, too.

youdao

内容是用return子句中的data()函数提取的；否则，不仅仅会得到 节点中的文本，还会得到所有的标记。

The contents are extracted with the data() function in the return clause; otherwise, I'd get more than just the text in the node, I'd get all the markup, too.

youdao