Learn how to add an app.config file to a C# project so you can customize how the common language runtime locates and loads assembly files.

App.Config is an XML file that is used as a configuration file for your application. In other words, you store inside it any setting that you may want to change without having to change code (and recompiling).

By default, the name of the source configuration file is App.config. When you create a .NET Framework project in Visual Studio, an App.config file is automatically added to the project. You can also add a file manually by selecting File > New File.

In today's post, we introduce you to the app.config file by covering basic usage, what happens when compiling, and we give you a few other tips and tricks.

You can use Microsoft.Extensions.Configuration API with any .NET Core app, not only with ASP.NET Core app. Look into sample provided in the link, that shows how to read configs in the console app. In most cases, the JSON source (read as .json file) is the most suitable config source.

This article aimed at showing you the basics of the app.config file, and some best practices. The app.config file is a basic piece of the .NET Framework, yet I’ve seen several projects putting their configuration in other places (like plain text files or the registry).

This approach allows Flask to load different configurations based on whether the app is running in development or production. Environment specific Configuration is covered in more detail in a separate article, click here to read it.

Write JSON Schema for your configuration, and we'll have your back. Use it with TypeScript without separate validation. Types are generated based on JSON Schema constraints. Flexible parsing extensions and file loading strategies. File merging, environment-specific values and more. Manage your secrets in version control, backed by OpenPGP.

Learn everything about app config file in C# with this comprehensive guide. Master AppSettings, custom sections and best practices.

AI摘要 本文详细介绍C#中App.config的应用技巧，包括配置文件的基本结构、如何读取和修改配置值，以及不同类型的配置文件（如app.config、exe.config 和 vshost.exe.config）之间的区别。 应用程序配置文件是标准的 XML 文件，XML 标记和属性是区分大小写的。