最后，触发器的setvalue操作引用其index属性中的相同value元素，index属性可以使用XPath表达式。

Finally, the setvalue action tied to the trigger references that same value element in its index attribute, which can take an XPath expression.

youdao

最后，触发器的setvalue操作引用其index属性中的相同value元素，index属性可以使用XPath表达式。

Finally, the setvalue action tied to the trigger references that same value element in its index attribute, which can take an XPath expression.

youdao