user_delete_db.jsp

来自「它主要应用于教育系统」· JSP 代码 · 共 49 行

JSP
49 行
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<%@ page language="java" import="java.sql.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'user_delete_db.jsp' starting page</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
    
    <!--
    <link rel="stylesheet" type="text/css" href="styles.css">
    -->
  </head>
  <jsp:useBean id="test1" scope="application" class="test.Connect_db"/>
  <body>
    <%
    Connection	con=test1.getConnection();
    
    int PageSize=10;
    String sql1="delete from student where s_id=?";
   String sql2="delete from teacher where t_id=?";
   String sql3="delete from administrator where id=?";
   String sql=null;
  String checkbox_name[]={"1","2","3","4","5","6","7","8","9","10","11"};
    String user_class=request.getParameter("user_class");
    if(user_class.equals("student"))sql=sql1;
    else if(user_class.equals("teacher"))sql=sql2;
    else sql=sql3;
    PreparedStatement ps=con.prepareStatement(sql);
    
    for(int i=0;i<PageSize&&request.getParameter(checkbox_name[i])!=null;i++){
    ps.setString(1,request.getParameter(checkbox_name[i]));
    ps.executeUpdate();
    }
    %>
  </body>
</html>

user_delete_db.jsp - 源码说明

本页面展示了「它主要应用于教育系统」中的 user_delete_db.jsp 源码文件，采用 JSP 编程语言编写，共 49 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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