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计算文件大小的php代码

  1. function dirSize($directoty){
  2. $dir_size=0;
  4. if($dir_handle=@opendir($directoty))
  5. {
  6. while($filename=readdir($dir_handle)){
  7. $subFile=$directoty.DIRECTORY_SEPARATOR.$filename;
  8. if($filename=='.'||$filename=='..'){
  9. continue;
  10. }elseif (is_dir($subFile))
  11. {
  12. $dir_size+=dirSize($subFile);
  13. }elseif (is_file($subFile)){
  14. $dir_size+=filesize($subFile);
  15. }
  16. }
  17. closedir($dir_handle);
  18. }
  19. return ($dir_size);
  20. }
  22. $dir_size=dirSize("xym");
  23. echo round($dir_size/pow(1024,1),2)."KB";
  24. ?>

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