List<string> a = new List<string> {};
foreach (DataGridViewCell cell in dgvC.SelectedCells)
{
a.Add(cell.Value.ToString());
}
string line = string.Join(",", a.ToArray());
MessageBox.Show(line);
MyCellsValuesは12345
なぜ私の文字列は543 2 1
なんてばかげた振る舞いなのか!