Since XMLEXISTS truly checks for the existence of a value, even the existence of the value "false" satisfies XMLEXISTS so that any document qualifies for the result set.

由于XMLEXISTS实际上是检查值的存在，甚至“false”值的存在也将满足XMLEXISTS，因此任何文档都可以成为结果集。

youdao

Note that XMLEXISTS truly checks for the existence of a value and evaluates to true if a value exists, even if that value happens to be the Boolean value "false".

注意，XMLEXISTS只是检查一个值的存在，如果存在一个值，即使这个值碰巧为boolean值“false”，XMLEXISTS也将返回true。

youdao

Make sure there are no errors in the following areas, which can lead to a false impression about the existence of a particular LDAP user.

确保在下列方面没有错误，这可能导致存在特殊 LDAP 用户的错觉。

youdao

Perjury: On the 8 July 1987 as a sworn witness in judicial proceedings at the High Court, made a false statement that the diary was in existence before 26 October 1986.

BBC: Lord Archer pleads not guilty