Convert CSV to Excel in C# with Aspose.cells

convert_csv_to_excel.cs

using System;
using Aspose.Cells;

class CsvToExcelConverter
{
    static void Main()
    {
        // Path to the source CSV file
        string csvPath = "input.csv";

        // Path where the Excel file will be saved
        string excelPath = "output.xlsx";

        // Configure load options for CSV
        LoadOptions loadOptions = new LoadOptions(LoadFormat.Csv)
        {
            Encoding = System.Text.Encoding.UTF8,
            Separator = ',',
            ConvertNumericData = true
        };

        // Load the CSV file into a Workbook
        Workbook workbook = new Workbook(csvPath, loadOptions);

        // Save the workbook as an XLSX file
        workbook.Save(excelPath, SaveFormat.Xlsx);

        Console.WriteLine("CSV has been successfully converted to Excel.");
    }
}