47 lines
951 B
PHP
47 lines
951 B
PHP
<?php defined('SYSPATH') OR die('No direct access allowed.');
|
|
/**
|
|
* Array helper.
|
|
*
|
|
* @package Kohana
|
|
* @author Kohana Team
|
|
* @copyright (c) 2008-2009 Kohana Team
|
|
* @license http://kohanaphp.com/license.html
|
|
*/
|
|
class arr_core {
|
|
|
|
public static function is_assoc(array $array)
|
|
{
|
|
// Keys of the array
|
|
$keys = array_keys($array);
|
|
|
|
// If the array keys of the keys match the keys, then the array must
|
|
// be associative.
|
|
return array_keys($keys) !== $keys;
|
|
}
|
|
|
|
public static function get(array $array, $key, $default = NULL)
|
|
{
|
|
return array_key_exists($key, $array) ? $array[$key] : $default;
|
|
}
|
|
|
|
public static function extract(array $array, $key)
|
|
{
|
|
$keys = func_get_args();
|
|
$array = array_shift($keys);
|
|
|
|
$found = array();
|
|
foreach ($keys as $key)
|
|
{
|
|
$found[$key] = isset($array[$key]) ? $array[$key] : NULL;
|
|
}
|
|
|
|
return $found;
|
|
}
|
|
|
|
public static function merge(array $a1, array $a2)
|
|
{
|
|
|
|
}
|
|
|
|
} // End arr
|