Create a Pivot Table from a DataTable

Question

I am using C# winforms to create an application that needs to turn a datatable into a pivot table. I have the pivot table working fine from a SQL end, but creating it from a da

Answer 1

Another small piece of code to pivot any table you would want:

        var dataTable = new DataTable(); // your input DataTable here!
        var pivotedDataTable = new DataTable(); //the pivoted result
        var firstColumnName = "Year";
        var pivotColumnName = "Codes";

        pivotedDataTable.Columns.Add(firstColumnName);

        pivotedDataTable.Columns.AddRange(
            dataTable.Rows.Cast().Select(x => new DataColumn(x[pivotColumnName].ToString())).ToArray());

        for (var index = 1; index < dataTable.Columns.Count; index++)
        {
            pivotedDataTable.Rows.Add(
                new List