片段标识符的功能与URI的其余部分不同：即，它的处理是专门的客户端没有服务器参与。 ***有关Frament Identifiert

"The fragment identifier functions differently than the rest of the URI: namely, its processing is exclusively client-side with no participation from the server." Wikipedia about the Frament Identifiert

进一步参考参见 RFC 2394第4.1节