This C# example demonstrates retrieving and displaying built-in document properties from an Excel workbook using Openize.Cells SDK.

get-document-properties-to-a-workbook.cs

using System;
using Openize.Cells;

class Program
{
    static void Main(string[] args)
    {
        string filePath = "/path/to/existing/spreadsheet.xlsx";  // Replace with the path to your file

        // Open the existing workbook.
        using (var workbook = new Openize.Cells.Workbook(filePath))
        {
            // Retrieve and display the document properties.
            var properties = workbook.BuiltinDocumentProperties;
            DisplayProperties(properties);
        }
    }

    // Helper method to display document properties.
    static void DisplayProperties(BuiltInDocumentProperties properties)
    {
        Console.WriteLine($"Author: {properties.Author}");
        Console.WriteLine($"Title: {properties.Title}");
        Console.WriteLine($"Created Date: {properties.CreatedDate}");
        Console.WriteLine($"Modified By: {properties.ModifiedBy}");
        Console.WriteLine($"Modified Date: {properties.ModifiedDate}");
        Console.WriteLine($"Subject: {properties.Subject}");
        Console.WriteLine("=================================");
    }
}