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Posted on March 25, 2023
Microsoft Office Excel is a widely used tool for managing and analyzing data in various industries. It provides features and functions that allow users to easily create and manipulate complex Excel spreadsheets. However, there are times when you need to use code to automatically enter data or perform data analysis. In this case, the ability to programmatically write to an Excel file becomes crucial. By writing to Excel files, users can simplify data processing and automate repetitive tasks, ultimately saving time and effort. In this article, we will explore different methods of writing to Excel files and create Excel files programmatically using the VB.NET programming language.
1. Iron XL
Hierro XLis a powerful and easy-to-use library for working with Excel files in VB.NET applications. With IronXL, developers can easily read, write and manipulate Excel files without installing Microsoft Excel on the server or client computers. IronXL was designed with VB.NET developers in mind, providing a simple and intuitive API that enables them to work with Excel files within a familiar programming environment. The library supports several Excel file formats, including XLS, XLSX, CSV, and TSV. It also provides advanced features such as formatting, charting, and pivot tables, making it a versatile tool for working with Excel data in VB.NET applications.
2. Prerequisites
Before writing code for IronXL in VB.NET, some prerequisites must be met:
- You must have Visual Studio installed on your system to create VB.NET projects. If you don't have Visual Studio, you can download it from the Microsoft website.
- Make sure .NET Framework is installed on your system. IronXL requires .NET Framework 4.0 or higher to function properly.
- To use IronXL in your VB.NET projects, you must have the IronXL library installed. This can be done by adding the IronXL NuGet package to your project via the NuGet Package Manager in Visual Studio.
By ensuring these prerequisites are met, you will be able to successfully write code using IronXL in VB.NET.
3. Create a VB.NET project in Visual Studio
To create VB.NET in Visual Studio, follow these steps to create a VB.NET project in Visual Studio:
- Abra Visual Studio.
- Click Create New Project on the home page, or go to File > New > Project.
- In the New Project dialog box, select Visual Basic in the left pane.
Select the type of project you want to create, such as "Windows Forms Application" or "Console Application", here we will use a console application.
Enter a name for your project and choose a location to save it.
(Video) Visual Basic .Net | Export DataGridView to Excel and Import Excel to DataGridView with VB .NETThen select the .NET core version and click "Build".
- Visual Studio will create a new project with some default files and folders.
You are now ready to start writing VB.NET code in Visual Studio.
4. Install IronXL
There are several ways to download and install the IronXL library.
all these are:
- Using Visual Studio NuGet packages
- Use the Visual Studio command line.
4.1 Using Visual Studio
To install the IronXL library, we can use the NuGet package manager in Visual Studio. Just open the NuGet Package Manager and find IronXL in the Browse tab. Once you find IronXL in the search results, select it and proceed with the installation. Once installed, you can start using the IronXL library in your projects.
The following screenshot shows how we open the NuGet Package Manager in Visual Studio.
IronXL in search results:
4.2 Using the Visual Studio Command Line
Many people prefer to install packages using the command line interface. To install IronXL using the command line, follow these steps:
- In Visual Studio, go to Tools > NuGet Package Manager > Package Manager Console.
- Enter the following line in the Package Manager Console tab:
IronXL.Excel installation package
Now the package will be downloaded/installed in the current project and ready to use.
5. Writing data to an Excel workbook using IronXL
IronXL is a powerful library that allows users to read, create and manipulate Excel documents using VB.NET.
With IronXL, you can easily create new Excel files or access and write data to existing files. This feature is useful for various tasks such as generating reports, exporting data, or creating complex Excel spreadsheets.
In this context we will discuss how to create a new Excel file and write data to it, and how to open an existing Excel file and add data to it using IronXL in VB.NET.
5.1. Create an excel file and write data in excel
You can easily create and write to new Excel spreadsheets using IronXL for VB.NET. With IronXL, you can create Excel Workbooks (Excel Spreadsheets) that contain multiple Excel spreadsheets.
In the code snippet below, we'll create a console-based Excel application object and write to it.
Importaciones IronXLImports SystemImports System.DataModule Program'private sub Sub Main(args As String())'新工作簿 Dim workBook As WorkBook = WorkBook.Create() Dim xlsWorkBook As WorkBook = WorkBook.Create(ExcelFileFormat.XLS) Dim workSheet As WorkSheet = workBook.CreateWorkSheet("new_sheet") workSheet("A1").Value = "Hola mundo" workSheet("A1").Style.WrapText = True workSheet("A2").Value = "Creado con IronXL" workSheet(" A2").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double workBook.SaveAs("sample.xlsx") 结束子结束模块Importaciones IronXLImports SystemImports System.DataModule Program'private sub Sub Main(args As String())'新工作簿 Dim workBook As WorkBook = WorkBook.Create() Dim xlsWorkBook As WorkBook = WorkBook.Create(ExcelFileFormat.XLS) Dim workSheet As WorkSheet = workBook.CreateWorkSheet("new_sheet") workSheet("A1").Value = "Hola mundo" workSheet("A1").Style.WrapText = True workSheet("A2").Value = "Creado con IronXL" workSheet(" A2").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double workBook.SaveAs("sample.xlsx") 结束子结束模块network
5.2. Open an existing Excel file and write data to an Excel spreadsheet
If you need to modify an existing Excel file, you can use IronXL to open and write data to an existing Excel spreadsheet. This is useful if you want to update an existing Excel report, Excel spreadsheet, or Excel database. With IronXL, you can easily read, write and modify Excel files in VB.NET.
In the code snippet below, we will focus on opening an existing Excel file and writing data to it.
Importaciones IronXLImports SystemImports System.DataModule Program Sub Main(args As String()) Dim workBook As WorkBook = WorkBook.Load("multiple.xlsx") Dim workSheet As WorkSheet = workBook.WorkSheets(0)' 第一个工作表 Dim firstSheet As WorkSheet = workBook.DefaultWorkSheet firstSheet("A8").Value = "Hola desarrolladores" firstSheet("A8").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double firstSheet("A9").Value = "Así es como puede escribir en un archivo de Excel existente" firstSheet("A9").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double workBook.SaveAs("sample.xlsx") End SubEnd 模块Importaciones IronXLImports SystemImports System.DataModule Program Sub Main(args As String()) Dim workBook As WorkBook = WorkBook.Load("multiple.xlsx") Dim workSheet As WorkSheet = workBook.WorkSheets(0)' 第一个工作表 Dim firstSheet As WorkSheet = workBook.DefaultWorkSheet firstSheet("A8").Value = "Hola desarrolladores" firstSheet("A8").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double firstSheet("A9").Value = "Así es como puede escribir en un archivo de Excel existente" firstSheet("A9").Style.BottomBorder.Type = IronXL.Styles.BorderType.Double workBook.SaveAs("sample.xlsx") End SubEnd 模块network
6. Conclusion
The code sample above shows how to create an Excel file and save it in different Excel file formats. Using VB.NET to programmatically write data to an Excel file can significantly speed up data processing and automate repetitive tasks. IronXL is a powerful and easy-to-use library for working with Excel files in VB.NET, providing developers with a simple and intuitive API to work with Excel files. Following the prerequisites, creating a VB.NET project in Visual Studio and installing IronXL, users can create and modify Excel files using code. Using IronXL, users can easily create new Excel files, open existing files, and write data to them, making it a versatile tool for working with Excel data in VB.NET applications.
For more information on how to use IronXL to export data from an Excel document and write to an Excel file, seeassociateif. To see code samples, visit the followingassociate.
IronXL is equipped withlicense feePricing starts as low as $499, depending on the license plan chosen. However, IronXL also offers30-day free trialIn the meantime, potential customers are allowed to try the software and its features for free before committing to a purchase. During the free trial, users can access all the features and functions of the software and determine whether it meets their specific needs and requirements.
In addition, users can take advantage of theiron kit, which is a collection of 5 high-quality VB.NET core libraries, includingHierro XL,Hierro PDF, and others.
FAQs
Can I use VB net in Excel? ›
An Excel spreadsheet can be used in a VB.NET program. With the Microsoft. Office.
What is the difference between XLSX and XLSB files? ›XLSX files are encoded/decoded as XML files to be saved/loaded from disc. Saving plain text files takes more time and affects the loading/saving of such files. XLSB files are saved as plain binary encoded compressed data which takes less time to save and load.
How to connect vb net to Excel? ›- Start Microsoft Visual Studio . ...
- On the File menu, click New, and then click Project. ...
- Add a reference to Microsoft Excel Object Library. ...
- Click OK in the Add References dialog box to accept your selections. ...
- On the View menu, select Toolbox to display the Toolbox.
- Create a Workbook object.
- Get the first worksheet through Workbook.Worksheets[index] property.\
- Create a DataTable object.
- Connect to the database and export data from database to the datatable.
- Write datatable to the worksheet using Worksheet. ...
- Save the workbook to an Excel file using Workbook.
On the Developer tab, click Visual Basic. If you don't see the Developer tab: Click File > Options. Click Customize Ribbon, and then, under Main Tabs, select the Developer check box.
Why use XLSB instead of XLSX? ›The key difference between XLSB and XLSX - XLSM is that file parts within the zipped package are compressed binary components (. bin) encoded in a proprietary format, instead of being readable XML code. Binary files are optimized for performance and can store anything you can create in Excel.
Why not use XLSB? ›XLSB disadvantages (XLSB VS.
Compatibility – the XLSB Excel format is not supported by Excel 2003 and earlier. Macro Security – By distinguishing between XLSM and XLSX formats, you know which files may or may not contain VBA macros. With XLSB, you can't be sure.
Since XLSB files are binary, they can be read from and written to much faster, making them extremely useful for very large spreadsheets. When dealing with big spreadsheets, you might also notice smaller file sizes when using XLSB vs XLSX. XLSB files store spreadsheet data just like any other Excel workbook format.
What is the difference between VBA and VB net? ›VB (or Visual Basic) and VBA (or Visual Basic for Applications) for nearly all programming purposes are the same language. They are both derived from the same original programming language called Basic. VBA however works within a 'host' application – like Word or Excel – it cannot work independently like VB can.
How to read and write Excel file in VB net? ›- Download VB.NET Read Excel C# Library.
- Create Excel Files in VB.NET.
- Insert Data into Worksheet.
- Read Excel File in VB.NET.
- Access Data From WorkSheet.
- Perform Functions on Data.
Does Microsoft support VB net? ›
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How do I transfer data into Excel? ›- Click the Data tab on the Ribbon..
- Click the Get Data button. ...
- Select From File.
- Select From Text/CSV. ...
- Select the file you want to import.
- Click Import. ...
- Verify the preview looks correct. ...
- Click Load.
- Step 1 - Open Microsoft Excel. ...
- Step 2 - Go to Options to enable developer menu. ...
- Step 3 - Select Customize Ribbon. ...
- Step 4 - Open Visual Basic application dialog. ...
- Step 5 - Insert a new Module. ...
- Step 6 - Add new references. ...
- Step 7 - Automate Microsoft Edge to open a website.
- First, specify a cell using the range object.
- Now, enter a dot (.) to get the list of properties and methods.
- After that, select the “Entire Row” property or type it.
- In the end, again enter a dot (.) and select the “Insert” method or type it.
In order to read and write excel file, VBScript rovides an object “Excel. Application”. This object can do any task required to manipulate an excel workbook such as, read a workbook, write a workbook, add a worksheet, read from cells, write in cells, copy and paste cells, find used ranges etc.
How do I run a VBScript in Windows? ›Click the Start button, and then click Run. In the Open field, type the full path of the script, and then click OK. You can also type WScript followed by the full name and path of the script you want to run.
What is Alt F11 in Excel? ›Alt+F11 opens the Microsoft Visual Basic For Applications Editor, in which you can create a macro by using Visual Basic for Applications (VBA). F12 Displays the Save As dialog box.
How do I make Excel automatically run macros? ›- Open the workbook where you want to add the macro, or create a new workbook.
- On the Developer tab, in the Code group, click Visual Basic.
- In the Project Explorer window, right-click the ThisWorkbook object, and then click View Code.
- Open our free XLSB to XLSX converter website.
- Click inside the file drop area to upload XLSB file or drag & drop XLSB file.
- Click on Convert button. ...
- Download link of result files will be available instantly after conversion.
- You can also send a link to the XLSX file to your email address.
First, you need to add a file for conversion: drag & drop your BIN file or click inside the white area for choose a file. Then click the "Convert" button. When BIN to XLSX conversion is completed, you can download your result file.
How do I stop Excel from opening personal XLSB? ›
xlsb file opens with it automatically but sometimes instead of opening as a hidden file it will open in the front. Well, you can make it hide back. All you need to do is when you open your Excel app go to the View Tab and click on “Hide” and select “Personal”. In the end, click OK.
What is the advantage of XLSB? ›xlsb) saves the data within an Excel workbook in binary format instead of Extensible Markup Language (XML) format. Binary (i.e. 1s and 0s) is much more efficient that human-legible XML, so the result is a much smaller file size when saved on disk.
What is the difference between CSV and XLSB? ›The difference between CSV and XLS file formats is that CSV format is a plain text format in which values are separated by commas (Comma Separated Values), while XLS file format is an Excel Sheets binary file format which holds information about all the worksheets in a file, including both content and formatting.
What is the best format to save an Excel file? ›Most of the time, you'll probably want to save your workbooks in the current file format (. xlsx). But sometimes, you might need to save a workbook in another file format, like the file format of an earlier version of Excel, a text file, or a PDF or XPS file.
Does XLSB reduce file size? ›Advantages of XLSB format:
It reduces the Excel file size. This can be helpful when you have large files and you want to share it over email. You can quickly reduce the size by saving it in XLSB. XLSB files tend to open and save faster than XML file.
The XLSB format supports macros. This is in contrast to the XLSX format; in the OOXML family of XML-based formats, the . xlsm extension must be used for spreadsheets with macros. The specification for XLSB is frequently updated.
Does Excel use VB or VBA? ›Excel VBA is Microsoft's programming language for Office applications such as MS-Excel, MS-Word, and MS-Access. Macros are what most people who write VBA code use.
Is VBScript and VB.NET same? ›Except for sharing some syntax and keywords, they're quite different languages. VBscript is a very light weight language usually used for short scripts while VB.Net is usually used to create full desktop or web applications.
Should I learn VB or VBA? ›If you are customizing Excel with forms and code, you would usually use VBA, but if you are writing a program that you wish to work as a standalone executable, you would need to use VB.Net.
How to write data in file in VB net? ›- Dim FILE_NAME As String = "C:\Users\Owner\Documents\test2.txt" ...
- Dim FILE_NAME As String = "C:\Users\Owner\Documents\test.txt" ...
- Dim objWriter As New System.IO.StreamWriter(FILE_NAME) ...
- objWriter.Write( TextBox1.Text ) ...
- objWriter.Write( "Your Text Here" )
How to format cells in Excel using VB net? ›
- Step 1: Download EasyXLS Excel Library for . NET. ...
- Step 2: License file setup. Step required for EasyXLS v9. ...
- Step 3: Create a VB.NET project. ...
- Step 4: Include EasyXLS library into project. ...
- Step 5: Run VB.NET code that formats Excel file.
You could use EPPlus to read Excel file. EPPlus is a . net library that reads and writes Excel 2007/2010 files using the Open Office Xml format (xlsx).
What replaced Microsoft Visual Basic? ›NET (VB.NET), is a multi-paradigm, object-oriented programming language, implemented on . NET, Mono, and the . NET Framework. Microsoft launched VB.NET in 2002 as the successor to its original Visual Basic language, the last version of which was Visual Basic 6.0.
When did Microsoft stop supporting Visual Basic? ›Mainstream Support for Microsoft Visual Basic 6.0 ended on March 31, 2005, and Extended support ended in March 2008. However, primary components of the Visual Basic 6 development environment run in all 32-bit versions of Windows up to and including Windows 11.
Is VB.NET better than VBA? ›The main difference between VB.Net and VBA is the . NET framework. The framework makes it super easy to start any new development. Moreover, the framework contains a lot of security features that are not available in VBA.
How do I transfer data from text to Excel? ›- Save the text file to a folder on your computer. Open Microsoft Excel 2. Select File > Open 3. ...
- In the Text Import Wizard – Step 1 of 3 Pop-Up Box, choose Delimited. Click Next. ...
- In the Text Import Wizard – Step 3 of 3 Pop-Up Box, keep all fields the same. Click Finish.
On Windows, go to Data > From Web, enter the URL, and click Connect to select and import web data. On a Mac, you will need to create a text file that contains the URL, then use Run Web Query to import the data.
How do you convert text to data in Excel? ›Select the cells that have numbers stored as text. On the Home tab, click Paste > Paste Special. Click Multiply, and then click OK. Excel multiplies each cell by 1, and in doing so, converts the text to numbers.
Can you convert an XLSB file to XLSX? ›You can convert your XLSB documents from any platform (Windows, Linux, macOS). No registration needed. Just drag and drop your XLSB file on upload form, choose the desired output format and click convert button. Once conversion completed you can download your XLSX file.
What is the best file type for large files in Excel? ›xlsx at opening and saving Excel workbooks. This is particularly useful for very large files (greater than 10MB). This file extension cannot be used by non-Excel applications such as Bloomberg and Capital IQ, so if these systems access your Excel file, then this file format should not be used.
What is the best Excel format to save? ›
Most of the time, you'll probably want to save your workbooks in the current file format (. xlsx). But sometimes, you might need to save a workbook in another file format, like the file format of an earlier version of Excel, a text file, or a PDF or XPS file.