668531.xml

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<?xml version='1.0' encoding='GB2312'?>
<?xml-stylesheet type='text/xsl' href='../csdn.xsl'?>
<Topic>
<Issue>
<PostUserNickName>我不是野猪</PostUserNickName>
<rank>二级(初级)</rank>
<ranknum>user2</ranknum>
<credit>100</credit>
<TopicId>668531</TopicId>
<TopicName>如何清空所有SESSION</TopicName>
<PostUserId>155652</PostUserId>
<PostUserName>pqds</PostUserName>
<RoomName>JSP</RoomName>
<ReplyNum>4</ReplyNum>
<PostDateTime>2002-4-23 9:16:09</PostDateTime>
<Point>20</Point>
<ReadNum>0</ReadNum>
<RoomId>28</RoomId>
<EndState>2</EndState>
<Content>如何清空所有SESSION</Content>
</Issue>
<Replys>
<Reply>
<PostUserNickName>色子</PostUserNickName>
<rank>五级(中级)</rank>
<ranknum>user5</ranknum>
<credit>115</credit>
<ReplyID>4395186</ReplyID>
<TopicID>668531</TopicID>
<PostUserId>62789</PostUserId>
<PostUserName>zhjx_10</PostUserName>
<Point>0</Point>
<Content>JSP&#32;v1.1&#32;and&#32;Servlet&#32;v2.2&#32;API&#32;Reference

java.util.Enumeration&#32;e&#32;=&#32;session.getAttributeNames();
while&#32;(&#32;e.hasMoreElements()&#32;)&#32;{
&#32;&#32;&#32;String&#32;sessionName&#32;=&#32;(String)e.nextElement();
&#32;&#32;&#32;session.removeAttribute(sessionName);
}

或者
session.invalidate();
</Content>
<PostDateTime>2002-4-23 9:39:35</PostDateTime>
</Reply>
<Reply>
<PostUserNickName>我不是野猪</PostUserNickName>
<rank>二级(初级)</rank>
<ranknum>user2</ranknum>
<credit>100</credit>
<ReplyID>4395259</ReplyID>
<TopicID>668531</TopicID>
<PostUserId>155652</PostUserId>
<PostUserName>pqds</PostUserName>
<Point>0</Point>
<Content>那么如何清空一个session！</Content>
<PostDateTime>2002-4-23 9:44:00</PostDateTime>
</Reply>
<Reply>
<PostUserNickName>色子</PostUserNickName>
<rank>五级(中级)</rank>
<ranknum>user5</ranknum>
<credit>115</credit>
<ReplyID>4395413</ReplyID>
<TopicID>668531</TopicID>
<PostUserId>62789</PostUserId>
<PostUserName>zhjx_10</PostUserName>
<Point>20</Point>
<Content>啊！

session.removeAttribute(sessionName);

哈哈</Content>
<PostDateTime>2002-4-23 9:53:06</PostDateTime>
</Reply>
<Reply>
<PostUserNickName>BlueHand</PostUserNickName>
<rank>一级(初级)</rank>
<ranknum>user1</ranknum>
<credit>100</credit>
<ReplyID>4397756</ReplyID>
<TopicID>668531</TopicID>
<PostUserId>94913</PostUserId>
<PostUserName>BlueHand</PostUserName>
<Point>0</Point>
<Content>session.invalidate();</Content>
<PostDateTime>2002-4-23 11:39:21</PostDateTime>
</Reply>
</Replys>
</Topic>