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authorFlorian Pritz <bluewind@xssn.at>2010-02-06 23:14:56 +0100
committerFlorian Pritz <bluewind@xssn.at>2010-02-06 23:31:27 +0100
commit9e9d77b4072de4f8c73e8bbade07a8f27734e4bd (patch)
treea5d709254968fed8f3acdb9eec68fde2faa14b94 /system/helpers/array_helper.php
Initial commit
Signed-off-by: Florian Pritz <bluewind@xssn.at>
Diffstat (limited to 'system/helpers/array_helper.php')
-rw-r--r--system/helpers/array_helper.php78
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diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php
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+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author ExpressionEngine Dev Team
+ * @copyright Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Array Helpers
+ *
+ * @package CodeIgniter
+ * @subpackage Helpers
+ * @category Helpers
+ * @author ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/helpers/array_helper.html
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Element
+ *
+ * Lets you determine whether an array index is set and whether it has a value.
+ * If the element is empty it returns FALSE (or whatever you specify as the default value.)
+ *
+ * @access public
+ * @param string
+ * @param array
+ * @param mixed
+ * @return mixed depends on what the array contains
+ */
+if ( ! function_exists('element'))
+{
+ function element($item, $array, $default = FALSE)
+ {
+ if ( ! isset($array[$item]) OR $array[$item] == "")
+ {
+ return $default;
+ }
+
+ return $array[$item];
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Random Element - Takes an array as input and returns a random element
+ *
+ * @access public
+ * @param array
+ * @return mixed depends on what the array contains
+ */
+if ( ! function_exists('random_element'))
+{
+ function random_element($array)
+ {
+ if ( ! is_array($array))
+ {
+ return $array;
+ }
+ return $array[array_rand($array)];
+ }
+}
+
+
+/* End of file array_helper.php */
+/* Location: ./system/helpers/array_helper.php */ \ No newline at end of file