![]() What are Environment Variables?įrom programming we know that variables are stored values that can be changed. To better manage them we can use the dotenv library, which allows us to load environment variables from a file. Large applications tend to have many environment variables. ![]() Separating configurations make it easier for our application to be deployed in different environments. We need to ensure each environment is configured correctly, it could be disastrous if our production application was using our development database, for example.Įnvironment variables allow us to manage the configuration of our applications separate from our codebase. Many apps are deployed in a development environment before being deployed to the production environment. Deploying an application requires developers to put thought and consideration into how it is configured.
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