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Sort a range by custom list in ASP.NET Core Spreadsheet control

You can also define the sorting of cell values based on your own customized personal list. In this article, custom list is achieved using custom sort comparer.

In the following demo, the Trustworthiness column is sorted based on the custom lists Perfect, Sufficient, and Insufficient.

tagHelper
customSortController.cs
<ejs-spreadsheet id="spreadsheet" allowSorting="true" dataBound="dataBound" sortComplete="sortComplete">
    <e-spreadsheet-sheets>
        <e-spreadsheet-sheet>
            <e-spreadsheet-ranges>
                <e-spreadsheet-range dataSource="ViewBag.DefaultData"></e-spreadsheet-range>
            </e-spreadsheet-ranges>
        </e-spreadsheet-sheet>
    </e-spreadsheet-sheets>
</ejs-spreadsheet>

<script>

    function dataBound() {
        var spreadsheetObj = ej.base.getComponent(document.getElementById('spreadsheet'), 'spreadsheet');
        if (spreadsheetObj.activeSheetIndex === 0) {
            spreadsheetObj.sort({ sortDescriptors: { field: 'C', sortComparer: mySortComparer }, containsHeader: true }, 'A1:H20');
        }
    }
    function sortComplete(args) {
        spreadsheet.selectRange(args.range);
        // code here.
    }
    // custom sort comparer to sort based on the custom list.
    var customList = ['Pink', 'Aquamarine', 'Blue'];
    function mySortComparer(x, y) {
        var comparer = ej.data.DataUtil.fnSort('Ascending');
        return comparer(x ? customList.indexOf(x.value) : x, y ? customList.indexOf(y.value) : y);
    };

</script>
public IActionResult Index()
        {
            List<object> data = new List<object>()
            {
                new { CustomerName= "Romona Heaslip",  Model= "Taurus",  Color= "Aquamarine",  PaymentMode= "Debit Card",  DeliveryDate= "07/11/2015",  Amount= "8529.22" },
                new { CustomerName= "Clare Batterton",  Model= "Sparrow",  Color= "Pink",  PaymentMode= "Cash On Delivery",  DeliveryDate= "7/13/2016",  Amount= "17866.19" },
                new { CustomerName= "Eamon Traise",  Model= "Grand Cherokee",  Color= "Blue",  PaymentMode= "Net Banking",  DeliveryDate= "09/04/2015",  Amount= "13853.09" },
                new { CustomerName= "Julius Gorner",  Model= "GTO",  Color= "Aquamarine",  PaymentMode= "Credit Card",  DeliveryDate= "12/15/2017",  Amount= "2338.74" },
                new { CustomerName= "Jenna Schoolfield",  Model= "LX",  Color= "Yellow",  PaymentMode= "Credit Card",  DeliveryDate= "10/08/2014",  Amount= "9578.45" },
                new { CustomerName= "Marylynne Harring",  Model= "Catera",  Color= "Green",  PaymentMode= "Cash On Delivery",  DeliveryDate= "7/01/2017",  Amount= "19141.62" },
                new { CustomerName= "Vilhelmina Leipelt",  Model= "7 Series",  Color= "Goldenrod",  PaymentMode= "Credit Card",  DeliveryDate= "12/20/2015",  Amount= "6543.30" },
                new { CustomerName= "Barby Heisler",  Model= "Corvette",  Color= "Red",  PaymentMode= "Credit Card",  DeliveryDate= "11/24/2014",  Amount= "13035.06" },
                new { CustomerName= "Karyn Boik",  Model= "Regal",  Color= "Indigo",  PaymentMode= "Debit Card",  DeliveryDate= "05/12/2014",  Amount= "18488.80" },
                new { CustomerName= "Jeanette Pamplin",  Model= "S4",  Color= "Fuscia",  PaymentMode= "Net Banking",  DeliveryDate= "12/30/2014",  Amount= "12317.04" },
                new { CustomerName= "Cristi Espinos",  Model= "TL",  Color= "Aquamarine",  PaymentMode= "Credit Card",  DeliveryDate= "12/18/2013",  Amount= "6230.13" },
                new { CustomerName= "Issy Humm",  Model= "Club Wagon",  Color= "Pink",  PaymentMode= "Cash On Delivery",  DeliveryDate= "02/02/2015",  Amount= "9709.49" },
                new { CustomerName= "Tuesday Fautly",  Model= "V8 Vantage",  Color= "Crimson",  PaymentMode= "Debit Card",  DeliveryDate= "11/19/2014",  Amount= "9766.10" },
                new { CustomerName= "Rosemaria Thomann",  Model= "Caravan",  Color= "Violet",  PaymentMode= "Net Banking",  DeliveryDate= "02/08/2014",  Amount= "7685.49" },
            };
            ViewBag.DefaultData = data;
            return View();
        }

See Also