MH.Excel.Export 1.4.0

MH.Excel.Export

MH.Excel.Export is a Excel (.xlsx) generator for ASP.NET Core applications.

Install via NuGet

To install MH.Excel.Export, run the following command in the Package Manager Console:

PM> Install-Package MH.Excel.Export

You can also view the package page on NuGet.

Usage:

After installing the MH.Excel.Export package, you can send any classes with (or without) [Display(Name ="")] attribute and get required data for pass to return File();

public async Task<IActionResult> Simple()
{
    var list = new TestClass().GetList();

    var excel = await ExportManager.ExportToXlsxAsync(list, "Test Simple Excel");

    return File(excel.FileContents, excel.ContentType, excel.FileDownloadName);
}

public async Task<IActionResult> ExportWithSubClass()
{
    var list = new TestClass().GetList();

    var excel = await ExportManager.ExportToXlsxAsync<TestClass, TestClass.SubClassTest>(list, "Test 2 Level Excel");

    return File(excel.FileContents, excel.ContentType, excel.FileDownloadName);
}

TestClass

public class TestClass
{
    [Display(Name = "Id")]
    public int Id { get; set; }

    [Display(Name = "First Name")]
    public string Name { get; set; }

    [Display(Name = "Last Name")]
    public string Name2 { get; set; }


    [Display(Name = "Items")]
    public List<SubClassTest> List { get; set; } = new();


    public List<TestClass> GetList()
    {
        var tests = new List<TestClass>();

        for (int i = 1; i < 10; i++)
        {
            var test = new TestClass
            {
                Id = i,
                Name = $"Name - {i}",
                Name2 = $"Name2 - {i}",
            };

            for (int j = 1; j < 10; j++)
            {
                test.List.Add(new SubClassTest
                {
                    Id = 50 * j,
                    Type = $"Type - {j}",
                    Type2 = $"Type2 - {j}",
                    Type3 = $"Type3 - {j}"
                });
            }

            tests.Add(test);
        }

        return tests;
    }

    public class SubClassTest
    {
        [Display(Name = "Id")]
        public int Id { get; set; }

        [Display(Name = "attr1")]
        public string Type { get; set; }

        [Display(Name = "attr2")]
        public string Type2 { get; set; }

        [Display(Name = "attr3")]
        public string Type3 { get; set; }
    }
}