CSHARP

C# create DataTable

DataTable dt = new DataTable(); 
dt.Clear();
dt.Columns.Add("Name");
dt.Columns.Add("Marks");

DataRow _ravi = dt.NewRow();
_ravi["Name"] = "ravi";
_ravi["Marks"] = "500";
dt.Rows.Add(_ravi);

DataTables

<link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/1.11.4/css/jquery.dataTables.css">
<script type="text/javascript" charset="utf8" src="https://cdn.datatables.net/1.11.4/js/jquery.dataTables.js"></script>

C# create DataTable

DataTable dt = new DataTable(); 
dt.Clear();
dt.Columns.Add("Name");
dt.Columns.Add("Marks");
DataRow _ravi = dt.NewRow();
_ravi["Name"] = "ravi";
_ravi["Marks"] = "500";
dt.Rows.Add(_ravi);

datatable

<link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/v/dt/dt-1.10.22/datatables.min.css"/>
 
<script type="text/javascript" src="https://cdn.datatables.net/v/dt/dt-1.10.22/datatables.min.js"></script>

datatable in c#

String[] arr = new String[] { "a", "b" };
            DataTable dt = new DataTable();
            dt.Columns.Add("name");
            dt.Columns.Add("other");
            dt.Rows.Add(arr);

            foreach (DataRow r in dt.Rows)
            {
                Console.WriteLine(r["name"].ToString() + " - " + r["other"].ToString());
            }

datatables

datatable(m, escape = FALSE)