处理PHP的JSON中文编码问题

<?php/** * Created by PhpStorm. * User: LC * Date: 2016/3/12 * Time: 14:53 */function ch_json_encode($data) {    $ret = ch_urlencode($data);    $ret =json_encode($ret);    return urldecode($ret);}function ch_urlencode($data) {    if (is_array($data) || is_object($data)) {        foreach ($data as$k => $v) {            if (is_scalar($v)) {                if (is_array($data)) {                    $data[$k] = urlencode($v);                } elseif (is_object($data)) {                    $data->$k =urlencode($v);                }            } elseif (is_array($data)) {                $data[$k] = ch_urlencode($v);//递归调用该函数            } elseif (is_object($data)) {                $data->$k = ch_urlencode($v);            }        }    }    return $data;}