public ActionResult CopyDemandBookBatch(string FromGroupId, string TargetGroupId, string jsonArr) { List <string[]> lst = JsonConvert.DeserializeObject <List <string[]> >(jsonArr); foreach (string[] values in lst) { requirementService.RequirementCopy(values[1], FromGroupId, values[0], TargetGroupId, UserInfo.UserId); } return(Json("")); }