/**
* Add data to response output.
* If JSON mode is on, array data will be attached to output-array
* If JSON mode is off, data will be flatten, and attached as string to output
*
* @param mixed $data
* @return void
*/
public static function add($data)
{
if (self::$outJson and is_array($data)) {
self::$data = self::$data + $data;
} else {
if (is_array($data)) {
$data = implode('', array_values($data));
}
self::$data .= $data;
}
}
