private void btntim_Click(object sender, EventArgs e)
{
daSach = new SqlDataAdapter("Select * From KhachHang where MaKH like '%" + txttim.Text.ToString() + "%'", conn);
dtSach = new DataTable();
dtSach.Clear();
daSach.Fill(dtSach);
CrystalReport3 rp = new CrystalReport3();
rp.SetDataSource(dtSach);
crystalReportViewer1.ReportSource = rp;
}
private void repotkhachhang_Load(object sender, EventArgs e)
{
try
{
daSach = new SqlDataAdapter("Select * From KhachHang", conn);
dtSach = new DataTable();
dtSach.Clear();
daSach.Fill(dtSach);
CrystalReport3 rp = new CrystalReport3();
rp.SetDataSource(dtSach);
crystalReportViewer1.ReportSource = rp;
}
catch (SqlException)
{
MessageBox.Show("Không Lấy Được Dữ Liệu");
}
}