ByteScout Spreadsheet SDK – C# – Import From Dataset

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ByteScout Spreadsheet SDK – C# – Import From Dataset

printable version:
ByteScout-Spreadsheet-SDK-C-sharp-Import-From-Dataset.pdf

How to import from dataset in C# with ByteScout Spreadsheet SDK

This code in C# shows how to import from dataset with this how to tutorial

Import from dataset is easy to implement in C# if you use these source codes below. What is ByteScout Spreadsheet SDK? It is the SDK component for writing, reading, modifying and calculating Excel and CSV spreadsheets. Can calculate and reculculate formulas with Excel installed. You may import or export data to and from CSV, XML, JSON. Supports export to databases, arrays, streams. It can help you to import from dataset in your C# application.

Fast application programming interfaces of ByteScout Spreadsheet SDK for C# plus the instruction and the code below will help you quickly learn how to import from dataset. In your C# project or application you may simply copy & paste the code and then run your app! This basic programming language sample code for C# will do the whole work for you to import from dataset.

Our website provides trial version of ByteScout Spreadsheet SDK for free. It also includes documentation and source code samples.

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Program.cs

      using System.Data;
using System.Diagnostics;
using System.IO;

namespace Bytescout.Spreadsheet.Demo.Csharp.ImportFromDataSet
{
    class Program
    {
        static void Main(string[] args)
        {
            const string fileName = "CSharpImportFromDataSet.xls";

            // Create a new spreadsheet
            Spreadsheet spreadsheet = new Spreadsheet();

            // Get the data from the dataset that we wish to import
            DataSet periodicTableAndScientists = GetDataSet();

            // Import data into spreadheet
            spreadsheet.ImportFromDataSet(periodicTableAndScientists);

			// Insert row with column captions
			for (int i = 0; i < periodicTableAndScientists.Tables.Count; i++)
			{
				DataTable dataTable = periodicTableAndScientists.Tables[i];
				Worksheet worksheet = spreadsheet.Worksheets[i];

				worksheet.Rows.Insert(0);

				for (int colIndex = 0; colIndex < dataTable.Columns.Count; colIndex++)
				{
					worksheet.Cell(0, colIndex).Value = dataTable.Columns[colIndex].Caption;
				}
			}

            // Save the spreadsheet
            if (File.Exists(fileName)) File.Delete(fileName);
            spreadsheet.SaveAs(fileName);

            // Close spreadsheet
            spreadsheet.Close();

            // Open the spreadsheet
            Process.Start(fileName);
        }

        /// <summary>
        /// Creates a data set of the periodic table of elements and some famous scientists
        /// </summary>
        /// <returns>A data set of the periodic table of elements and some scientists</returns>
        private static DataSet GetDataSet()
        {
            DataTable periodicTable = GetDataTableOfElements();
            DataTable scientists = GetDataTableOfScientists();

            DataSet dataset = new DataSet();
            dataset.Tables.Add(periodicTable);
            dataset.Tables.Add(scientists);
            
            return dataset;
        }


        /// <summary>
        /// Creates a data table of the periodic table of elements
        /// </summary>
        /// <returns>A data table of the periodic table of elements</returns>
        private static DataTable GetDataTableOfElements()
        {
            DataTable periodicTable = new DataTable("PeriodicTable");

            periodicTable.Columns.Add("Name", typeof(string));
            periodicTable.Columns.Add("Symbol", typeof(string));
            periodicTable.Columns.Add("AtomicNumber", typeof(int));

            DataRow dr = periodicTable.Rows.Add();
            dr[0] = "Hydrogen";
            dr[1] = "H";
            dr[2] = "1";

            dr = periodicTable.Rows.Add();
            dr[0] = "Helium";
            dr[1] = "He";
            dr[2] = "2";

            dr = periodicTable.Rows.Add();
            dr[0] = "Lithium";
            dr[1] = "Li";
            dr[2] = "3";

            dr = periodicTable.Rows.Add();
            dr[0] = "Beryllium";
            dr[1] = "Be";
            dr[2] = "4";

            dr = periodicTable.Rows.Add();
            dr[0] = "Boron";
            dr[1] = "B";
            dr[2] = "5";

            dr = periodicTable.Rows.Add();
            dr[0] = "Carbon";
            dr[1] = "C";
            dr[2] = "6";

            return periodicTable;
        }

        /// <summary>
        /// Creates a data table of scientists
        /// </summary>
        /// <returns>A data table of scientists</returns>
        private static DataTable GetDataTableOfScientists()
        {
            DataTable scientistsTable = new DataTable("Scientists");

            scientistsTable.Columns.Add("Name", typeof(string));

            DataRow dr = scientistsTable.Rows.Add();
            dr[0] = "Antoine Lavoisier";

            dr = scientistsTable.Rows.Add();
            dr[0] = "Julius Lothar Meyer ";

            dr = scientistsTable.Rows.Add();
            dr[0] = "Dmitri Ivanovich Mendeleev";

            return scientistsTable;
        }
    }
}