<%@ page language="java" import="java.util.*" pageEncoding="UTF-8" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
历史电量
<% String superuser=(String) session.getAttribute("superuser"); String deleteq=(String)
session.getAttribute("deleteq"); String alertq=(String) session.getAttribute("alertq"); String
deleteall=(String) session.getAttribute("deleteall"); String username=(String)
session.getAttribute("username"); if (username==null || username.equals("")) {
request.getRequestDispatcher("/hxzk/login.jsp").forward(request, response); return; } %>
