>[info] 更新公告 调用本接口，更新公告。 **官方文档地址：** [链接](https://open.dingtalk.com/document/orgapp/modify-the-announcement-according-to-the-announcement-id) ***** * 代码： ~~~ $update_request = [ 'operation_userid' => 'manager3451', 'author' => '初心', 'blackboard_receiver' => [ 'deptid_list' => [], 'userid_list' => ['manager3451'] ], 'blackboard_id' => '8779564904895d83605d29372132ceb9', 'title' => '公告标题1', 'content' => '公告内容1', ]; $res = Blackboard::update($update_request); echo $res; ~~~ * 返回： ``` { "errcode": 0, "errmsg": "ok", "result": true, "success": true, "request_id": "16kjghjl46ryc" } ```