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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* 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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* 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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$CI->lang->load('number');
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if ($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).' '.$unit;
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}
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return number_format($num, $precision).' '.$unit;
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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 */ |