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%@pageimport="com.ComputerTrainingPlatform.*"%><%//设置编码格式request.setCharacterEncoding("GB18030");//取到表单中用户填写的username,userpassword,userClass参数的值Stringusername=request.getParameter("username");Stringuserpassword=request.getParameter("userpassword");System.out.println(username);System.out.println(userpassword);intuserClass=Integer.parseInt(request.getParameter("userClass"));System.out.println(userClass);//判断参数是否为空,或者是空字符串,如果是返回到index.jsp界面,如果符合标准跳到相应的管理后台界面if(username==null||username.trim().equals("")||userpassword==null||userpassword.trim().equals("")){request.getRequestDispatch-IMDN开发者社群-imdn.cn"> <%@pageimport="com.ComputerTrainingPlatform.*"%><%//设置编码格式request.setCharacterEncoding("GB18030");//取到表单中用户填写的username,userpassword,userClass参数的值Stringusername=request.getParameter("username");Stringuserpassword=request.getParameter("userpassword");System.out.println(username);System.out.println(userpassword);intuserClass=Integer.parseInt(request.getParameter("userClass"));System.out.println(userClass);//判断参数是否为空,或者是空字符串,如果是返回到index.jsp界面,如果符合标准跳到相应的管理后台界面if(username==null||username.trim().equals("")||userpassword==null||userpassword.trim().equals("")){request.getRequestDispatch - IMDN开发者社群-imdn.cn">
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