

This value will get stored in the launchSettings.json file. You can also alter the value as per your requirement. This is how we can set environment variables in Visual Studio. You can see the Environment Variable with name and value. You will see the window as shown in the below screenshot.

Open the project in visual studio, after that open the solution explorer window, right-click on the project, click on properties. How to set Environment Variables in Visual studio? One important point to note here is that its value is not case sensitive in Windows and macOS but for Linux, it is case-sensitive. Its value can be anything as per the requirement and its environment phase can be development, staging, or production. In ASP.Net Core, the ASPNETCORE_ENVIRONMENT variable is used to point-out the runtime environment. In Asp.Net Core, an application’s behavior can be configured using an environment variable. The Environment variable is a kind of variable that specifies the runtime environment in which the application is running. Fortunately, ASP.Net Core provides support for this feature by using Environment variables. Sometimes depending on the phases, developers wish to have control over the application behavior. These are the various phases where the application is properly tested before publishing it to the end-users. development, staging, and production phase. NET Core web development firms, you will find three main phases i.e. In professional application development that is followed in most.
