public async Task <ActionResult> Edit(Misc misc) { var entity = MiscService.GetById(misc.Id); entity.ModifyDate = DateTime.Now; entity.Title = misc.Title; entity.Content = await ImagebedClient.ReplaceImgSrc(misc.Content.ClearImgAttributes()); bool b = MiscService.SaveChanges() > 0; return(ResultData(null, b, b ? "修改成功" : "修改失败")); }