PageSetup.TopMargin

public double TopMargin { get; set; }

using System;
using System.IO;
using Aspose.Cells;
using Aspose.Cells.Rendering;

namespace AsposeCellsExamples
{
    public class PageSetupPropertyTopMarginDemo
    {
        public static void Run()
        {
            // Create a new workbook
            Workbook workbook = new Workbook();
            Worksheet sheet = workbook.Worksheets[0];

            // Add some sample data
            sheet.Cells["A1"].PutValue("Top Margin Demonstration");
            sheet.Cells["A2"].PutValue("This shows the effect of TopMargin property");

            // Set page setup properties
            PageSetup pageSetup = sheet.PageSetup;
            pageSetup.TopMargin = 2.0; // 2 inches top margin
            pageSetup.LeftMargin = 0.5;
            pageSetup.RightMargin = 0.5;
            pageSetup.BottomMargin = 1.0;

            // Save to PDF to demonstrate the margins
            string outputPath = "TopMarginDemo.pdf";
            workbook.Save(outputPath, SaveFormat.Pdf);

            Console.WriteLine("Document with top margin of 2 inches saved to: " + outputPath);
        }
    }
}