public JsonResult Delete(string Ids) { string[] arr = Ids.Split(',').ToArray(); if (arr.Length <= 0) { return(Json(new { ret = "-999", msg = "请选择要删除的记录!" })); } List <Guid> delIds = new List <Guid>(); foreach (var item in arr) { delIds.Add(Guid.Parse(item)); } bool IsSucceed = _BannerAppService.DeleteBatch(delIds); return(Json(new { ret = IsSucceed ? "0000" : "-999", msg = IsSucceed ? "删除成功!" : "删除失败,请先删除外键关联记录!" })); }