diff options
Diffstat (limited to 'system/helpers/array_helper.php')
| -rwxr-xr-x[-rw-r--r--] | system/helpers/array_helper.php | 52 |
1 files changed, 46 insertions, 6 deletions
diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php index b7289900f..6b2415df2 100644..100755 --- a/system/helpers/array_helper.php +++ b/system/helpers/array_helper.php @@ -2,11 +2,11 @@ /** * CodeIgniter * - * An open source application development framework for PHP 4.3.2 or newer + * An open source application development framework for PHP 5.1.6 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2010, EllisLab, Inc. + * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 @@ -38,7 +38,7 @@ * @param array * @param mixed * @return mixed depends on what the array contains - */ + */ if ( ! function_exists('element')) { function element($item, $array, $default = FALSE) @@ -49,7 +49,7 @@ if ( ! function_exists('element')) } return $array[$item]; - } + } } // ------------------------------------------------------------------------ @@ -60,7 +60,7 @@ if ( ! function_exists('element')) * @access public * @param array * @return mixed depends on what the array contains - */ + */ if ( ! function_exists('random_element')) { function random_element($array) @@ -70,9 +70,49 @@ if ( ! function_exists('random_element')) return $array; } return $array[array_rand($array)]; - } + } } +// -------------------------------------------------------------------- + +/** + * Elements + * + * Returns only the array items specified. Will return a default value if + * it is not set. + * + * @access public + * @param array + * @param array + * @param mixed + * @return mixed depends on what the array contains + */ +if ( ! function_exists('elements')) +{ + function elements($items, $array, $default = FALSE) + { + $return = array(); + + if ( ! is_array($items)) + { + $items = array($items); + } + + foreach ($items as $item) + { + if (isset($array[$item])) + { + $return[$item] = $array[$item]; + } + else + { + $return[$item] = $default; + } + } + + return $return; + } +} /* End of file array_helper.php */ /* Location: ./system/helpers/array_helper.php */
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