using the disk free space function in php

here is a built in php function that will show the amount of free space available on your server.

PHP

$bytes = disk_free_space("."); 
  $si_prefix = array( 'B', 'KB', 'MB', 'GB', 'TB', 'EB', 'ZB', 'YB' );
  $base = 1024;
  $classx = min((int)log($bytes , $base) , count($si_prefix) - 1);
  $template_result = "";
  $template_result .= $bytes . '<br />';
  $template_result .= sprintf('%1.2f' , $bytes / pow($base,$classx)) . ' ' . $si_prefix[$classx] . ' free';

Demo

301813698560
281.09 GB free

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