C#

private struct DayTrade
{
    public DateTime DateOpen;
    public DateTime StartTime;
    public double OpenPrice;
    public double StartPrice;
    public double HighPrice;
    public double LowPrice;
    public int SharesTraded;
}

private List<DayTrade> DayTradeList = new List<DayTrade>();

// for splitting the data into lines
private char[] splitLineBreak = Environment.NewLine.ToCharArray();
// for splitting the data by comma
private char[] splitComma = new char[] {','};

// for use in parsing
private string currentLine;
private List<string> lineList = new List<string>();
private List<string> splitLineList = new List<string>();

// I prefer to work with Lists
lineList = data.Split(splitLineBreak, StringSplitOptions.RemoveEmptyEntries).ToList<string>();

for (int i = 0; i < lineList.Count; i++)
{
    // create a new struct
    DayTrade OneDaysTrade = new DayTrade();

    // get the current line
    currentLine = lineList[i];

    // split the current line by comma
    splitLineList = currentLine.Split(splitComma, StringSplitOptions.RemoveEmptyEntries).ToList<string>();

// somewhere in your parsing algorithm you are going to be using code like this:
   // OneDaysTrade.DateOpen = Convert.ToDateTime(splitLineList[0]);
   // OneDaysTrade.StartTime = Convert.ToDateTime(splitLineList[1]);
   // OneDaysTrade.OpenPrice = Convert.ToDouble(splitLineList[2]);
   //
   // and so forth

   // finally you are going to add the fleshed out struct to your List
    DayTradeList.Add(OneDaysTrade);
}

NmeaInterpreter GPS = new NmeaInterpreter();

public Form1()
        {
            InitializeComponent();
            GPS.PositionReceived += new NmeaInterpreter.PositionReceivedEventHandler(GPS_PositionReceived);

     }


private void GPS_PositionReceived(string latitude, string longitude)
       {
         TestBox.Text = latitude.ToString();
       }

public class NmeaInterpreter

GPS.PositionReceived += new EventHandler(OnPositionReceived);

GPS.PositionReceived += OnPositionReceived;

public class HighPrecisionTest
{
  private NmeaInterpreter MyInterpreter = new NmeaInterpreter();
  private int MaximumDOPAllowed = 6;
  private double CurrentHDOP;

  public HighPrecisionTest()
  {
    // Bind events for dilution of position
    MyInterpreter.HDOPReceived += new System.EventHandler(OnHDOPReceived);
    MyInterpreter.PositionReceived += new System.EventHandler(OnPositionReceived);
  }