int("数据库连接成功");Р response.sendRedirect("Display.jsp");Р }Р stmt.close();Р conn.close();Р%>Р(5)删除留言信息(Delete.jsp)模块代码:Р<body>Р<%!Р String getS(String str){Р try{Р byte b[]=str.getBytes("iso-8859-1");Р str=new String(b);Р }Р catch(Exception e){Р str="出现异常";Р }Р return str;Р }Р%>Р<%Рtry{Р String str1=request.getParameter("title");Р str1=getS(str1.trim());Р String driverName="com.mysql.jdbc.Driver";Р String userName="root";Р String userPassword="10086";Р String dbName="dbmessage";Р String tableName="insertmessage";Р String url="jdbc:mysql://localhost:3306/"+dbName+"?user="+userName+"&password="+userPassword;Р Class.forName("com.mysql.jdbc.Driver").newInstance();Р Connection conn=DriverManager.getConnection(url);Р Statement stmt1 = conn.createStatement();Р Statement stmt=conn.createStatement();
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