php计算一个文件大小的方法,
本文实例讲述了php计算一个文件大小的方法。分享给大家供大家参考。具体如下:
<?php function dirSize($directoty){ $dir_size=0; if($dir_handle=@opendir($directoty)) { while($filename=readdir($dir_handle)){ $subFile=$directoty.DIRECTORY_SEPARATOR.$filename; if($filename=='.'||$filename=='..'){ continue; }elseif (is_dir($subFile)) { $dir_size+=dirSize($subFile); }elseif (is_file($subFile)){ $dir_size+=filesize($subFile); } } closedir($dir_handle); } return ($dir_size); } $dir_size=dirSize("xym"); echo round($dir_size/pow(1024,1),2)."KB"; ?>
希望本文所述对大家的php程序设计有所帮助。

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