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<title><![CDATA[在php4下应用scandir()函数]]></title> 
<author>jed &lt;jed521@163.com&gt;</author>
<category><![CDATA[代码编程]]></category>
<pubDate>Fri, 20 Mar 2009 06:37:32 +0000</pubDate> 
<guid>http://www.dzhope.com/post//</guid> 
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	scandir<br/>(PHP 5)<br/><br/>scandir --&nbsp;&nbsp;列出指定路径中的文件和目录 <br/>说明<br/>array scandir ( string directory [, int sorting_order])<br/><br/><br/>返回一个 array，包含有 directory 中的文件和目录。如果 directory 不是一个目录，则返回布尔值 FALSE，并产生一条 E_WARNING 级别的错误。 <br/><br/>默认情况下，返回值是按照字母顺序升序排列的。如果使用了可选参数 sorting_order（设为 1），则按照字母顺序降序排列。 <br/><br/>例子 1. 简单的 scandir() 例子<br/><div class="code"><br/><br/>&lt;?php<br/>$dir&nbsp;&nbsp;&nbsp;&nbsp;= &#039;/tmp&#039;;<br/>$files1 = scandir($dir);<br/>$files2 = scandir($dir, 1);<br/><br/>print_r($files1);<br/>print_r($files2);<br/><br/>/* Outputs something like:<br/>Array<br/>(<br/>&nbsp;&nbsp; &#91;0&#93; =&gt; .<br/>&nbsp;&nbsp; &#91;1&#93; =&gt; ..<br/>&nbsp;&nbsp; &#91;2&#93; =&gt; bar.php<br/>&nbsp;&nbsp; &#91;3&#93; =&gt; foo.txt<br/>&nbsp;&nbsp; &#91;4&#93; =&gt; somedir<br/>)<br/>Array<br/>(<br/>&nbsp;&nbsp; &#91;0&#93; =&gt; somedir<br/>&nbsp;&nbsp; &#91;1&#93; =&gt; foo.txt<br/>&nbsp;&nbsp; &#91;2&#93; =&gt; bar.php<br/>&nbsp;&nbsp; &#91;3&#93; =&gt; ..<br/>&nbsp;&nbsp; &#91;4&#93; =&gt; .<br/>)<br/>*/<br/>?&gt;&nbsp;&nbsp;<br/> <br/></div><br/><br/>例子 2. scandir() 在 PHP 4 中的实现<br/><br/><div class="code"><br/><br/>&lt;?php<br/>$dir = &quot;/tmp&quot;;<br/>$dh&nbsp;&nbsp;= opendir($dir);<br/>while (false !== ($filename = readdir($dh))) &#123;<br/>&nbsp;&nbsp; $files&#91;&#93; = $filename;<br/>&#125;<br/><br/>sort($files);<br/><br/>print_r($files);<br/><br/>rsort($files);<br/><br/>print_r($files);<br/><br/>/* Outputs something like:<br/>Array<br/>(<br/>&nbsp;&nbsp; &#91;0&#93; =&gt; .<br/>&nbsp;&nbsp; &#91;1&#93; =&gt; ..<br/>&nbsp;&nbsp; &#91;2&#93; =&gt; bar.php<br/>&nbsp;&nbsp; &#91;3&#93; =&gt; foo.txt<br/>&nbsp;&nbsp; &#91;4&#93; =&gt; somedir<br/>)<br/>Array<br/>(<br/>&nbsp;&nbsp; &#91;0&#93; =&gt; somedir<br/>&nbsp;&nbsp; &#91;1&#93; =&gt; foo.txt<br/>&nbsp;&nbsp; &#91;2&#93; =&gt; bar.php<br/>&nbsp;&nbsp; &#91;3&#93; =&gt; ..<br/>&nbsp;&nbsp; &#91;4&#93; =&gt; .<br/>)<br/>*/<br/>?&gt;&nbsp;&nbsp;<br/> <br/></div><br/><br/>Tags - <a href="http://www.dzhope.com/tags/scandir/" rel="tag">scandir</a>
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<title><![CDATA[[评论] 在php4下应用scandir()函数]]></title> 
<author> &lt;user@domain.com&gt;</author>
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<pubDate>Thu, 01 Jan 1970 00:00:00 +0000</pubDate> 
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