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计算指定文件夹的信息(文件夹数,文件数,文件夹大小)

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Release: 2016-06-07 11:44:35
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计算文件夹的大小,包括子文件夹,格式化输出文件夹大小、文件数、子文件夹数信息。
<br> //代码也可以用于统计目录数<br> //格式化输出目录大小 单位:Bytes,KB,MB,GB<br>  <br> function getDirectorySize($path)<br> {<br>   $totalsize = 0;<br>   $totalcount = 0;<br>   $dircount = 0;<br>   if ($handle = opendir ($path))<br>   {<br>     while (false !== ($file = readdir($handle)))<br>     {<br>       $nextpath = $path . '/' . $file;<br>       if ($file != '.' && $file != '..' && !is_link ($nextpath))<br>       {<br>         if (is_dir ($nextpath))<br>         {<br>           $dircount++;<br>           $result = getDirectorySize($nextpath);<br>           $totalsize += $result['size'];<br>           $totalcount += $result['count'];<br>           $dircount += $result['dircount'];<br>         }<br>         elseif (is_file ($nextpath))<br>         {<br>           $totalsize += filesize ($nextpath);<br>           $totalcount++;<br>         }<br>       }<br>     }<br>   }<br>   closedir ($handle);<br>   $total['size'] = $totalsize;<br>   $total['count'] = $totalcount;<br>   $total['dircount'] = $dircount;<br>   return $total;<br> }<br>  <br> function sizeFormat($size)<br> {<br>     $sizeStr='';<br>     if($size     {<br>         return $size." bytes";<br>     }<br>     else if($size     {<br>         $size=round($size/1024,1);<br>         return $size." KB";<br>     }<br>     else if($size     {<br>         $size=round($size/(1024*1024),1);<br>         return $size." MB";<br>     }<br>     else<br>     {<br>         $size=round($size/(1024*1024*1024),1);<br>         return $size." GB";<br>     }<br>  <br> }<br>  <br> $path="/home/www/htdocs";<br> $ar=getDirectorySize($path);<br>  <br> echo "<h4>路径 : $path</h4>";<br> echo "目录大小 : ".sizeFormat($ar['size'])."<br>";<br> echo "文件数 : ".$ar['count']."<br>";<br> echo "目录术 : ".$ar['dircount']."<br>";<br>  <br> //print_r($ar);<br> ?>

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