我在我的購買界面填寫資訊時中間需要填寫中文資訊，但是當我在網頁上顯示我所購買的明細時，填寫的中文變成了問號，而插入資料庫的資料也有問號用數字或字母是可以的-有解無憂

結課程式，望各位大神幫忙看看

相關代碼：
buy.jsp
<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<%request.setCharacterEncoding("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="https://bbs.csdn.net/topics/">

    <title>My JSP 'index.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">

  <jsp:useBean id="reg" scope="request" class="buy.BUYRegister"/>
  </head>

  <body>
    <form action ="buycheck.jsp" method = "post">
    <div  class="login1">
    <span class="login1_1">          <br>          購買 </span>
  </div>
      </div>
<div class="login2">
    <span class="login2_1">  書籍編號:</span>
<input type="text" name="bookid" value="https://bbs.csdn.net/topics/      <%=reg.geterror("errorbookid") %><br>
  </div>
  <div class="login3">
    <span class="login3_1"> 數量</span>
<input type="text" name="booknumber" value="https://bbs.csdn.net/topics/ <%=reg.geterror("errorbooknumber") %><br>
  </div>
   <div class="login4">
    <span class="login4_1">電話:</span>
<input type="text" name="useriphone" value="https://bbs.csdn.net/topics/      <%=reg.geterror("erroruseriphone") %><br>
  </div>
    <div class="login4">
    <span class="login4_1">地址:</span>
<input type="text" name="address" value="https://bbs.csdn.net/topics/      <%=reg.geterror("erroraddress") %><br>
  </div>
    <div class="login4">
    <span class="login4_1">用戶id:</span>
<input type="text" name="userid" value="https://bbs.csdn.net/topics/      <%=reg.geterror("erroruserid") %><br>
  </div>
    </div>
   <div class="login5">
    <span class="login5_1"> </span>
<input type="submit" value="https://bbs.csdn.net/topics/購買"> <input type = "reset" value="https://bbs.csdn.net/topics/清空">
  </div>

    </form>
  </body>
</html>
<style>
<style>
*{ font-size:50px; font-family:"宋體"; color:black;margin:0 auto;}

body{ margin:0; background-color:#66ccff;}
input{ border:none;}

.login1 {
width:1500px;
height:310px;
overflow:hidden;
text-align:center;
line-height: 120px;
letter-spacing:10px;
margin-bottom:2px;
}

.login1_1 {
font-size:110px;
font-weight:bold;
color:#FFFFFF;
}
.login2 {
background:#66ccff;
width:px;
height:80px;
overflow:hidden;
text-align:center;
line-height: 50px;
margin-bottom:1px;
}

.login2_1 {
font-size:40px;
font-weight:bold;
color:#FFFFFF;
}
.login3 {
background:#66ccff;
width:px;
height:80px;
overflow:hidden;
text-align:center;
line-height: 50px;
margin-bottom:1px;
}

.login3_1 {
font-size:40px;
font-weight:bold;
color:#FFFFFF;
}
.login4 {
background:#66ccff;
width:px;
height:80px;
overflow:hidden;
text-align:center;
line-height: 50px;
margin-bottom:1px;
}

.login4_1 {
font-size:40px;
font-weight:bold;
color:#FFFFFF;
}
.login5 {
background:#66ccff;
width:px;
height:40px;
overflow:hidden;
text-align:center;
line-height: 50px;
margin-bottom:1px;
}

.login5_1 {
font-size:20px;
font-weight:bold;
color:#FFFFFF;
}
</style>

buycheck.jsp
<%@ page language="java" import="java.util.*" pageEncoding="ISO-8859-1"%>
<%request.setCharacterEncoding("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="https://bbs.csdn.net/topics/">

    <title>My JSP 'Check.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">

  <jsp:useBean id="reg" scope="request" class="buy.BUYRegister"/>
  <jsp:useBean id="regi" scope="request" class="buy.BUYRegisterDB"/>
  <jsp:setProperty name="reg" property="*"/>
  </head>

  <body>
  <%
    if(reg.invalidate()){

    regi.register(reg);
    %>

   <jsp:forward page = "scuess.jsp"/>
   <%
   }else{
   %>
       <jsp:forward page = "buy.jsp"/>
       <%} %>
    This is my JSP page. <br>
  </body>
</html>

scuess.jsp
<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<%request.setCharacterEncoding("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="https://bbs.csdn.net/topics/">

    <title>My JSP 'Sucess.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">

  <jsp:useBean id="reg" scope="request" class="buy.BUYRegister"/>

  </head>

  <body>
  <div  class="login1">
    <span class="login1_1"> <br>訂單明細如下：</span>
  </div>
  <div class="login2">
    <span class="login2_1">  書籍id：</span>
<jsp:getProperty name="reg" property="bookid"/><br>
  </div>
     <div class="login2">
    <span class="login2_1">  數量</span>
<jsp:getProperty name="reg" property="booknumber"/><br>
  </div>
   <div class="login2">
    <span class="login2_1">  電話：</span>
<jsp:getProperty name="reg" property="useriphone"/><br>
  </div>
    <div class="login2">
    <span class="login2_1">  地址：</span>
<jsp:getProperty name="reg" property="address"/><br>
  </div>
    <div class="login2">
    <span class="login2_1">  用戶id：</span>
<jsp:getProperty name="reg" property="userid"/><br>
  </div>
<div class="login2">
    <span class="login2_1">  <a href="http://localhost:8080/a/buy.jsp">如訂單資訊錯誤可點擊重回購買界面</a></span><br>
     <span class="login2_1">  <a href="http://localhost:8080/a/buy.jsp">如無誤可點擊重回主界面</a></span>
  </div>
  </body>
</html>
<style>
*{ font-size:50px; font-family:"宋體"; color:black;margin:0 auto;}
body{ margin:0; background-color:#66ccff;}
input{ border:none;}
.login1 {
width:1000px;
height:210px;
overflow:hidden;
text-align:center;
line-height: 120px;
letter-spacing:10px;
margin-bottom:2px;
}

.login1_1 {
font-size:100px;
font-weight:bold;
color:#FFFFFF;
}
.login2 {
background:#66ccff;
width:px;
height:100px;
overflow:hidden;
text-align:center;
line-height: 50px;
margin-bottom:1px;
}

.login2_1 {
font-size:20px;
font-weight:bold;
color:#FFFFFF;
}
</style>

uj5u.com熱心網友回復：

你有些是gbk有些是utf8,你統一吧gbk改成utf8就好了

轉載請註明出處，本文鏈接：https://www.uj5u.com/houduan/64720.html

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我在我的購買界面填寫資訊時 中間需要填寫中文資訊，但是當我在網頁上顯示我所購買的明細時，填寫的中文變成了問號，而插入資料庫的資料也有問號 用數字或字母是可以的

我在我的購買界面填寫資訊時中間需要填寫中文資訊，但是當我在網頁上顯示我所購買的明細時，填寫的中文變成了問號，而插入資料庫的資料也有問號用數字或字母是可以的