📄 userrecheck.jsp

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💻 JSP

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<%@ include file="common.jsp" %><%@page contentType="text/html"%><%@page pageEncoding="UTF-8"%><%@ page session="true" %><html>    <head>        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">        <title></title>    </head>    <body>        <%!           String username,userpassword;        %>              <%          response.setContentType("text/html;charset=GB2312");         username=request.getParameter("uname");         userpassword=request.getParameter("upassword");         User user = new User();         user.setUname(username);         user.setUpassword(userpassword);         bookDB.add(user);          if(username.equals("")|| userpassword.equals("")||username==null||userpassword==null)          {           out.println("<script>alert('用户名或密码不能为空!请重新注册!');" +                    "location.href='Userregedit.jsp'</script>");          }         else             {         out.println("<script>alert('注册成功！');location.href='login.jsp'</script>");         }       %>                   </body></html>

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