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/halogy/helpers/array_helper.php

https://bitbucket.org/haloweb/halogy-1.0/
PHP | 78 lines | 23 code | 9 blank | 46 comment | 6 complexity | 3df3011425054d39bb1dde006d2abda2 MD5 | raw file
 1<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
 2/**
 3 * CodeIgniter
 4 *
 5 * An open source application development framework for PHP 4.3.2 or newer
 6 *
 7 * @package		CodeIgniter
 8 * @author		ExpressionEngine Dev Team
 9 * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
10 * @license		http://codeigniter.com/user_guide/license.html
11 * @link		http://codeigniter.com
12 * @since		Version 1.0
13 * @filesource
14 */
15
16// ------------------------------------------------------------------------
17
18/**
19 * CodeIgniter Array Helpers
20 *
21 * @package		CodeIgniter
22 * @subpackage	Helpers
23 * @category	Helpers
24 * @author		ExpressionEngine Dev Team
25 * @link		http://codeigniter.com/user_guide/helpers/array_helper.html
26 */
27
28// ------------------------------------------------------------------------
29
30/**
31 * Element
32 *
33 * Lets you determine whether an array index is set and whether it has a value.
34 * If the element is empty it returns FALSE (or whatever you specify as the default value.)
35 *
36 * @access	public
37 * @param	string
38 * @param	array
39 * @param	mixed
40 * @return	mixed	depends on what the array contains
41 */	
42if ( ! function_exists('element'))
43{
44	function element($item, $array, $default = FALSE)
45	{
46		if ( ! isset($array[$item]) OR $array[$item] == "")
47		{
48			return $default;
49		}
50
51		return $array[$item];
52	}	
53}
54
55// ------------------------------------------------------------------------
56
57/**
58 * Random Element - Takes an array as input and returns a random element
59 *
60 * @access	public
61 * @param	array
62 * @return	mixed	depends on what the array contains
63 */	
64if ( ! function_exists('random_element'))
65{
66	function random_element($array)
67	{
68		if ( ! is_array($array))
69		{
70			return $array;
71		}
72		return $array[array_rand($array)];
73	}	
74}
75
76
77/* End of file array_helper.php */
78/* Location: ./system/helpers/array_helper.php */