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<html>
<body>
<form action="demo02.jsp" method="post">
Óû§Ãû£º <input type="text" name="uname">
<input type="submit" value="Ìá½»">
</form>
</body>
</html>


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<html>
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request.setCharacterEncoding("GB2312") ;
String name = request.getParameter("uname") ;
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<h1>ÊäÈëÄÚÈÝΪ£º <%=name%> </h1>
</body>
</html>
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<%@ page contentType="text/html;charset=UTF-8" language="java" %>

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<%@ page contentType="text/html;charset=gb2312" language="java" %>

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if(rs.next()){
 session.setAttribute( "username" , user);
  <jsp:include page="login.jsp" />// ......

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<meta http-equiv=Content-Type content="text/html; charset=gb2312">
<script language='javascript'>
function diyCheck ......

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import javax.swing.*;
import java.awt.event.ActionListener;
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