22.html

来自「写给JSP初级程序员的书」· HTML 代码 · 共 77 行

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<title>csdn_如何防止IE缓存jsp文件</title>
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    <td WIDTH="100%" VALIGN="TOP">
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      <tr>
        <td WIDTH="50%" bordercolor="#FFFFFF" CLASS="t1" bgcolor="#F0F0F0" align="center" nowrap>如何防止IE缓存jsp文件</td>
      <p>  <td WIDTH="50%" bordercolor="#FFFFFF" CLASS="t1" bgcolor="#F0F0F0" align="center" nowrap>作者：jdeveloper</td></p>
      </tr>
      <tr>
        <td WIDTH="100%" bordercolor="#FFFFFF" CLASS="t" bgcolor="#F0F0F0" colspan="2">
        <blockquote>   
      <br>   
1, 使用java提供的方法设置http头信息，在jsp或者servlet中都可以 <br>
&lt;% <br>
response.setHeader(&quot;Pragma&quot;,&quot;No-cache&quot;); <br>
response.setHeader(&quot;Cache-Control&quot;,&quot;no-cache&quot;); <br>
response.setDateHeader(&quot;Expires&quot;, 0); <br>
%&gt; <br>
2, 使用HTML标记，如下： <br>
&lt;HEAD&gt; <br>
&lt;META HTTP-EQUIV=&quot;Pragma&quot; CONTENT=&quot;no-cache&quot;&gt; <br>
&lt;META HTTP-EQUIV=&quot;Cache-Control&quot; CONTENT=&quot;no-cache&quot;&gt; <br>
&lt;META HTTP-EQUIV=&quot;Expires&quot; CONTENT=&quot;0&quot;&gt; <br>
&lt;/HEAD&gt;&nbsp;      <br>   
      <br>   
        </td>
      </tr>
    </td>
  </tr>
</div>
</body>
</html>

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