PHP calculation of a file size method, _php tutorial

PHP calculates a file size method,

The example in this article describes how PHP calculates a file size. Share to everyone for your reference. Specific as follows:

<?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 ";? >

I hope this article is helpful to everyone's PHP programming.

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