PHP and JS implement a human-readable way to convert file size

WBOY
Release: 2016-07-25 09:07:29
Original
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  1. function my_formatSize($size){
  2. $size = doubleval($size);
  3. $rank =0;
  4. $rankchar ='Bytes';
  5. while($size>1024){
  6. $size = $size/1024;
  7. $rank++;
  8. }
  9. if($rank==1){
  10. $rankchar="KB";
  11. }
  12. else if($rank==2){
  13. $rankchar= "MB";
  14. }
  15. else if($rank==3){
  16. $rankchar="GB";
  17. }
  18. $size = number_format($size, 2, '.', '');
  19. return "" .$size." ".$rankchar;
  20. }
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2. js implementation code

  1. function my_formatSize($size){
  2. var size = parseFloat($size);
  3. var rank =0;
  4. var rankchar ='Bytes';
  5. while(size>1024){
  6. size = size/1024;
  7. rank++;
  8. }
  9. if(rank==1){
  10. rankchar="KB";
  11. }
  12. else if(rank==2){
  13. rankchar="MB";
  14. }
  15. else if(rank==3){
  16. rankchar="GB";
  17. }
  18. return size.toFixed(2)+ " "+ rankchar;
  19. }
  20. ?>
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Note: in the code Keep 2 decimal places.



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