private void button4_Click(object sender, EventArgs e)
{
tt bg = new tt() { "iii", "ouu" };
bg.T = "9999";
bg.GetCache().Init();
bg.Save();
tt bg2 = new tt();
bg2.T = "4444";
// string fr = bg.GetCache().ToSerializableString();
// bg2.GetCache().FromSerializableString(fr);
bg2.LoadData();
}
