How to Read csv File in C#

	
    private void readCSV_Click(object sender, EventArgs e)
    {
      OpenFileDialog opf = new OpenFileDialog();
      opf.Filter = "csv File|*.csv";
      if (opf.ShowDialog() == DialogResult.OK)
      {
        string[] lines = System.IO.File.ReadAllLines(opf.FileName);
        string[][] data = new string[lines.Length][];
        int i = 0;
        foreach (string line in lines)
        {
          data[i] = line.Split(del.Text.ToCharArray());
          i++;
        }
        var dd = data.ToList().ToList();
      }
    }