private void button2_Click(object sender, EventArgs e)
{
try
{
if (book.Count != 0)
{
book.Clear();
}
book = user.SearchForBookByName(textBox1.Text);
SR.Items.Clear();
foreach (Book item in book)
{
SR.Items.Add(item.Title.ToString());
}
}
catch
{
SR.Items.Clear();
}
}
