//管理员——删除所有举报信息

    public bool del_jubao_all()
    {
        try
        {
            YH_JuBao Del_jubao_all = new YH_JuBao();
            chloe_connect.Delete <YH_JuBao>(a => a.UserName != null);
            MessageBox.Show("删除全部成功!");
            return(true);
        }
        catch (Exception e)
        {
            MessageBox.Show("删除全部失败!");
            Console.WriteLine(e.ToString());
            return(false);
        }
    }
    //用户——提交举报信息

    public bool inser_jubao(String neirong, DateTime writetime)
    {
        Start  ts = new Start();
        String bb = Start.CUser;

        try
        {
            YH_JuBao jubao_to_insert = new YH_JuBao();
            jubao_to_insert.UserName  = bb;
            jubao_to_insert.NeiRong   = neirong;
            jubao_to_insert.WriteTime = DateTime.Now;
            chloe_connect.Insert(jubao_to_insert);
            MessageBox.Show("提交成功!");
            return(true);
        }
        catch (Exception e)
        {
            MessageBox.Show("提交失败!");
            Console.WriteLine(e.ToString());
            return(false);
        }
    }