In this case, casting functions (like $elem cast as xs:integer) are needed to keep the queries working.

这种情况下需要强制类型转换函数（如 $elem castas xs:integer）来保持查询的有效性。

youdao

In this case, casting functions (like $elem cast as xs:integer) are needed to keep the queries working.

这种情况下需要强制类型转换函数（如 $elem castas xs:integer）来保持查询的有效性。

youdao