76 行
		
	
	
		
			无行尾
		
	
	
		
			1.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			76 行
		
	
	
		
			无行尾
		
	
	
		
			1.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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| /**
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|  * CodeIgniter
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|  *
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|  * An open source application development framework for PHP 5.1.6 or newer
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|  *
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|  * @package		CodeIgniter
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|  * @author		ExpressionEngine Dev Team
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|  * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
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|  * @license		http://codeigniter.com/user_guide/license.html
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|  * @link		http://codeigniter.com
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|  * @since		Version 1.0
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|  * @filesource
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|  */
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| 
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| // ------------------------------------------------------------------------
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| 
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| /**
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|  * CodeIgniter Number Helpers
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|  *
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|  * @package		CodeIgniter
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|  * @subpackage	Helpers
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|  * @category	Helpers
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|  * @author		ExpressionEngine Dev Team
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|  * @link		http://codeigniter.com/user_guide/helpers/number_helper.html
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|  */
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| 
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| // ------------------------------------------------------------------------
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| 
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| /**
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|  * Formats a numbers as bytes, based on size, and adds the appropriate suffix
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|  *
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|  * @access	public
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|  * @param	mixed	// will be cast as int
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|  * @return	string
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|  */
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| if ( ! function_exists('byte_format'))
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| {
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| 	function byte_format($num, $precision = 1)
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| 	{
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| 		$CI =& get_instance();
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| 		$CI->lang->load('number');
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| 
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| 		if ($num >= 1000000000000)
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| 		{
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| 			$num = round($num / 1099511627776, $precision);
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| 			$unit = $CI->lang->line('terabyte_abbr');
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| 		}
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| 		elseif ($num >= 1000000000)
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| 		{
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| 			$num = round($num / 1073741824, $precision);
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| 			$unit = $CI->lang->line('gigabyte_abbr');
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| 		}
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| 		elseif ($num >= 1000000)
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| 		{
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| 			$num = round($num / 1048576, $precision);
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| 			$unit = $CI->lang->line('megabyte_abbr');
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| 		}
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| 		elseif ($num >= 1000)
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| 		{
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| 			$num = round($num / 1024, $precision);
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| 			$unit = $CI->lang->line('kilobyte_abbr');
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| 		}
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| 		else
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| 		{
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| 			$unit = $CI->lang->line('bytes');
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| 			return number_format($num).' '.$unit;
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| 		}
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| 
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| 		return number_format($num, $precision).' '.$unit;
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| 	}
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| }
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| 
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| 
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| /* End of file number_helper.php */
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| /* Location: ./system/helpers/number_helper.php */ |