public IActionResult MsgShow_Submit(M_GuestBook model)
{
M_GuestBook msgMod = guestBll.SelReturnModel(Mid);
if (msgMod.IsNull)
{
return(WriteErr("信息不存在"));
}
msgMod.Title = model.Title;
msgMod.TContent = model.TContent;
guestBll.UpdateByID(msgMod);
return(WriteOK("操作成功", "MsgShow?ID=" + Mid));
}