Get the QR code link to join a group

curl -X POST "https://api.dingtalk.io/topapi/chat/qrcode/get" \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'access_token=a1582fxxxx790254a' \
-d 'chatid=chat3234dfs423a' \
-d 'userid=314137418341347'

DingTalkClient client = new DefaultDingTalkClient("https://api.dingtalk.io/topapi/chat/qrcode/get");
OapiChatQrcodeGetRequest req = new OapiChatQrcodeGetRequest();
req.setChatid("chat3234dfs423a");
req.setUserid("manager4220");
OapiChatQrcodeGetResponse rsp = client.execute(req, access_token);
System.out.println(rsp.getBody());

import dingtalk.api

req=dingtalk.api.OapiChatQrcodeGetRequest("https://api.dingtalk.io/topapi/chat/qrcode/get")

req.chatid="chat3234dfs423a"
req.userid="314137418341347"
try:
  resp= req.getResponse(access_token)
  print(resp)
except Exception,e:
  print(e)

include "TopSdk.php";
date_default_timezone_set('Asia/Shanghai');

$c = new DingTalkClient(DingTalkConstant::$CALL_TYPE_OAPI, DingTalkConstant::$METHOD_POST , DingTalkConstant::$FORMAT_JSON);
$req = new OapiChatQrcodeGetRequest;
$req->setChatid("chat3234dfs423a");
$req->setUserid("314137418341347");
$resp = $c->execute($req, $access_token, "https://api.dingtalk.io/topapi/chat/qrcode/get");

IDingTalkClient client = new DefaultDingTalkClient("https://api.dingtalk.io/topapi/chat/qrcode/get");
OapiChatQrcodeGetRequest req = new OapiChatQrcodeGetRequest();
req.Chatid = "chat3234dfs423a";
req.Userid = "314137418341347";
OapiChatQrcodeGetResponse rsp = client.Execute(req, access_token);
Console.WriteLine(rsp.Body);

{
  "errcode": 0,
  "errmsg": "ok",
  "result": "https://qr.dingtalk.io/action/joingroup?code=v1=&_dt_no_comment=1&origin=11",
  "success": true,
  "request_id": "4jzlii1im1ui"
}