private void btnI_Click(object sender, EventArgs e)
{
if (tbIP.Text.Trim().Length > 0 && tbIH.Text.Trim().Length > 0)
{
t.Insert(tbIP.Text.Trim(), tbIH.Text.Trim());
}
}
private void btnI_Click(object sender, EventArgs e)
{
if (tbIP.Text.Trim().Length > 0 && tbIH.Text.Trim().Length > 0)
{
t.Insert(tbIP.Text.Trim(), tbIH.Text.Trim());
}
}