/**
 * 输出接口数据
 * @param unknown_type $data 返回的接口数据
 * @param unknown_type $status 当前状态 0/1
 * @param unknown_type $info 当前消息 可选，为空时由客户端取默认提示(默认提示包含成功的默认提示与失败的默认提示)
 */
function output($data,$status=1,$info="")
{
    header("Content-Type:text/html; charset=utf-8");
    $r_type = intval($_REQUEST['r_type']);//返回数据格式类型; 0:base64;1;json_encode;2:array 3:jsonp
    $data[CTL] = MODULE_NAME;
    $data[ACT] = ACTION_NAME;
    $data['status'] = $status;
    $data['info'] = $info;
    $data['city_name'] = $GLOBALS['city']['name'];
    $data['return'] = 1; //弃用该返回，统一返回1
    $data['sess_id'] = $GLOBALS['sess_id'];

    if ($r_type == 0)
    {
        echo base64_encode(json_encode($data));
    }
    else if ($r_type == 1)
    {
        echo(json_encode($data));
    }
    else if ($r_type == 2)
    {
        print_r($data);
    }
    else if($r_type == 3)
    {
        $json = json_encode($data);
        echo $_GET['callback']."(".$json.")";
    }
    exit;
}