이 코드 샘플 ASP.NET에서 로컬 또는 원격 서버에서 파일을 다운로드 및 업로드 하는 방법을 보여 줍니다. 다음의 다운로드 아이콘에서 샘플 패키지를 다운로드할 수 있습니다. 샘플 패키지의 C# 및 Visual Basic.NET 언어 버전을 사용할 수 있습니다.

This code sample demonstrates how to upload and download files from a remote or local server in ASP.NET. You can download the sample packages from the following download icons. Both C# and Visual Basic .NET language versions of the sample package are available.

C# 和 Visual Basic.NET 语言版本的示例包不可用。 此代码示例演示如何上载和下载文件从用户的请求域范围中不是一个服务器。 提供 HTTP 和 FTP 协议的文件传输功能。 另外，此代码示例使用统一资源标识符 (Uri) 标识服务器上的文件的位置。

This is a single package that bundles the .NET Framework 4.6.2, the .NET 4.6.2 Targeting Pack, and the .NET Framework 4.6.2 SDK. The associated language packs for Developer Pack contain the language-specific resources for .NET Framework 4.6.2 and the .NET Framework 4.6.2 SDK.

The Microsoft .NET Framework 4.8 is a highly compatible, in-place update to the Microsoft .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 and 4.7.2. The offline package can be used in situations in which the web installer cannot be used because of lack of Internet connectivity.

立即下载 Microsoft .NET Framework 4.8 程序包。 有关如何下载 Microsoft 支持文件的详细信息，请参阅 如何从联机服务中获取 Microsoft 支持文件。

.NET Framework 4.7 是.NET Framework 4、 4.5、 4.5.1、 4.5.2、 4.6、 4.6.1 和 4.6.2 高度兼容，并适当地更新。 Web 安装程序是一个小包，能自动确定并下载仅适用于特定平台的组件。

The sample code in this article demonstrates how to connect to a Microsoft SQL Server database, return a set of data from the Pubs database, and then create a tab-delimited text file with the data. This example creates a sample ASP.NET Visual C# .NET page named ExcelCS.aspx.

The .NET Framework 4.7 is a highly compatible and in-place update to the .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, and 4.6.2. The web installer is a small package that automatically determines and downloads only the components that apply to a particular platform.

Microsoft. NET Framework 4.8 具高相容性，可直接从 Microsoft .NET Framework 4、4.5、4.5.1、4.5.2、4.6、4.6.1、4.6.2、4.7、4.7.1 及 4.7.2 更新。 離線套件可用於因缺少網際網路連線而無法使用網頁安裝程式而無法使用的情況。 此套件比 web 安裝程式大，且不包括語言套件。