How to Read text file to DataTable [closed]

This is a simple method to do your job

public DataTable ConvertToDataTable (string filePath, int numberOfColumns)
{
    DataTable tbl = new DataTable();

    for(int col =0; col < numberOfColumns; col++)
        tbl.Columns.Add(new DataColumn("Column" + (col+1).ToString()));


    string[] lines = System.IO.File.ReadAllLines(filePath);

    foreach(string line in lines)
    {
        var cols = line.Split(':');

        DataRow dr = tbl.NewRow();
        for(int cIndex=0; cIndex < 3; cIndex++)
        {
           dr[cIndex] = cols[cIndex];
        }

        tbl.Rows.Add(dr);
    }

    return tbl;
}