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。
//代码也可以用于统计目录数
//格式化输出目录大小 单位:bytes,kb,mb,gb
function getdirectorysize($path)
{
$totalsize = 0;
$totalcount = 0;
$dircount = 0;
if ($handle = opendir ($path))
{
while (false !== ($file = readdir($handle)))
{
$nextpath = $path . '/' . $file;
if ($file != '.' && $file != '..' && !is_link ($nextpath))
{
if (is_dir ($nextpath))
{
$dircount++;
$result = getdirectorysize($nextpath);
$totalsize += $result['size'];
$totalcount += $result['count'];
$dircount += $result['dircount'];
}
elseif (is_file ($nextpath))
{
$totalsize += filesize ($nextpath);
$totalcount++;
}
}
}
}
closedir ($handle);
$total['size'] = $totalsize;
$total['count'] = $totalcount;
$total['dircount'] = $dircount;
return $total;
}
function sizeformat($size)
{
$sizestr='';
if($size {
return $size. bytes;
}
else if($size {
$size=round($size/1024,1);
return $size. kb;
}
else if($size {
$size=round($size/(1024*1024),1);
return $size. mb;
}
else
{
$size=round($size/(1024*1024*1024),1);
return $size. gb;
}
}
$path=/home/www/htdocs;
$ar=getdirectorysize($path);
echo 路径 : $path;
echo 目录大小 : .sizeformat($ar['size']).
;
echo 文件数 : .$ar['count'].
;
echo 目录术 : .$ar['dircount'].
;
//print_r($ar);
?>
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