Flutter Best Practices: Leveraging Dotenv for Cleaner and Safer Code

To begin using environment variables in your Flutter project, create a .env file and install a package that lets you load and access these variables from your code. This part will walk you through configuring .env files in your Flutter project.

First, add the flutter_dotenv package to your project’s dependencies. This package makes it easy to load environment variables from a .env file and use them throughout your application. To add the package, change your pubspec.yaml file:

dependencies:
flutter:
sdk: flutter
flutter_dotenv: ^5.0.2

Read the full article here. This guide explains flutter_dotenv in a very detailed manner.