/**
* Removes all null values from an array *( or even a multi-dimensional array )*.
*
* @package optimizeMember\Utilities
* @since 111101
*
* @param array $array An input array.
* @return array Returns the ``$array`` after having reduced its set of values.
*/
public static function remove_nulls($array = FALSE)
{
$array = (array) $array;
/**/
foreach ($array as $key => &$value) {
if (is_array($value)) {
$value = c_ws_plugin__optimizemember_utils_arrays::remove_nulls($value);
} else {
if (is_null($value)) {
unset($array[$key]);
}
}
}
return $array;
}
