<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%><% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/";%> <% String USERID = (String) session.getAttribute("ID"); if (USERID == null) { out.println("登录" + "|" + "注册"); } else { out.println("退出系统"); } %>
<% String USERID = (String) session.getAttribute("ID"); if (USERID == null) { out.println("登录" + "|" + "注册"); } else { out.println("退出系统"); } %>
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给contentSpace加上position: relative;
给contentSpace加上position: relative; 真的解决了,谢谢你!不过我想请你继续解释一下这个问题的因由,可以吗?