DataTable data = new DataTable();
public StudentBatchSave()
{
InitializeComponent();
this.data.Columns.Add("StudentCode", Type.GetType("System.Int64"));
this.data.Columns.Add("StudentName", Type.GetType("System.String"));
this.data.Columns.Add("StudentFamily", Type.GetType("System.String"));
this.dataGridView2.DataSource = data;
}