Get the department list

curl -X POST "https://api.dingtalk.io/topapi/v2/department/listsub" \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'access_token=6846xxxx0cc781' \
-d 'dept_id=100' \
-d 'language=zh_CN'

DingTalkClient client = new DefaultDingTalkClient("https://api.dingtalk.io/topapi/v2/department/listsub");
OapiV2DepartmentListsubRequest req = new OapiV2DepartmentListsubRequest();
req.setDeptId(1L);
req.setLanguage("zh_CN");
OapiV2DepartmentListsubResponse rsp = client.execute(req, access_token);
System.out.println(rsp.getBody());

import dingtalk.api

req=dingtalk.api.OapiV2DepartmentListsubRequest("https://api.dingtalk.io/topapi/v2/department/listsub")

req.dept_id=100
req.language="zh_CN"
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 OapiV2DepartmentListsubRequest;
$req->setDeptId("100");
$req->setLanguage("zh_CN");
$resp = $c->execute($req, $access_token, "https://api.dingtalk.io/topapi/v2/department/listsub");

IDingTalkClient client = new DefaultDingTalkClient("https://api.dingtalk.io/topapi/v2/department/listsub");
OapiV2DepartmentListsubRequest req = new OapiV2DepartmentListsubRequest();
req.DeptId = 100L;
req.Language = "zh_CN";
OapiV2DepartmentListsubResponse rsp = client.Execute(req, access_token);
Console.WriteLine(rsp.Body);

{
  "errcode": 0,
  "errmsg":"ok",
  "result": [
    {
      "auto_add_user": true,
      "create_dept_group": true,
      "dept_id": 37xxxx95,
      "name": "Marketing Department",
      "parent_id": 1
    },
    {
      "auto_add_user": true,
      "create_dept_group": true,
      "dept_id": 399xxxx96,
      "name": "Finance Department",
      "parent_id": 1
    }
  ],
  "request_id": "5um7ykyaalsj"
}