Microsoft Excel 14.0 Object Library Dll Download

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How to Download and Use Microsoft Excel 14.0 Object Library DLL

Microsoft Excel 14.0 Object Library DLL is a file that contains the primary interop assembly (PIA) for Microsoft Excel 2010. The PIA enables managed code to interact with Excel's COM-based object model. You can use the PIA to create Office projects that use features of Excel in Visual Studio.

In this article, you will learn how to download and use Microsoft Excel 14.0 Object Library DLL in your Office projects.

Download Microsoft Excel 14.0 Object Library DLL

To download Microsoft Excel 14.0 Object Library DLL, you need to install Visual Studio 2010 or later. Visual Studio automatically adds a copy of the PIA to a location in the file system, outside of the global assembly cache, while you install Visual Studio[^1^]. The file name of the PIA is Microsoft.Office.Interop.Excel.dll and it is located in a folder such as C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Community\\Visual Studio Tools for Office\\PIA\\Office14.

You can also download Microsoft Excel 14.0 Object Library DLL from NuGet Gallery[^2^]. The NuGet package name is Microsoft.Office.Interop.Excel and the version number is 14.0.0.1. You can use the following commands to install the package:

dotnet add package Microsoft.Office.Interop.Excel --version 14.0.0.1

NuGet\\Install-Package Microsoft.Office.Interop.Excel -Version 14.0.0.1

Use Microsoft Excel 14.0 Object Library DLL

To use Microsoft Excel 14.0 Object Library DLL in your Office projects, you need to add a reference to it in your project. You can do this by using the Add Reference dialog box in Visual Studio or by editing the project file manually.

To add a reference by using the Add Reference dialog box, follow these steps:

In Solution Explorer, right-click your project node and click Add Reference.

In the Add Reference dialog box, on the COM tab, select Microsoft Excel 14.0 Object Library and then click OK.

To add a reference by editing the project file manually, follow these steps:

Open your project file (.csproj or .vbproj) in a text editor.

Add the following element to the <ItemGroup> section that contains the <Reference> elements:

<Reference Include=\"Microsoft.Office.Interop.Excel, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c\">

<EmbedInteropTypes>True</EmbedInteropTypes>

<HintPath>C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Community\\Visual Studio Tools for Office\\PIA\\Office14\\Microsoft.Office.Interop.Excel.dll</HintPath>

</Reference>

Save and close the project file.

After you add a reference to Microsoft Excel 14.0 Object Library DLL, you can use it in your code by adding a using statement (in C#) or an Imports statement (in Visual Basic) for the Microsoft.Office.Interop.Excel namespace.

For example, you can use the following code to create a new Excel workbook and save it as a PDF file:

// C#

using System;

using System.IO;

using Microsoft.Office.Interop.Excel;

namespace ExcelInteropDemo

{

class Program

{

static void Main(string[] args)

{

// Create an Excel application instance

Application excelApp = new Application();

// Create a new workbook

Workbook workbook = excelApp.Workbooks.Add();

// Get the first worksheet

Worksheet worksheet = workbook.Worksheets 061ffe29dd