How do I work with environment variables

environment variables, PHP, dotenv, configuration management, secure settings

A comprehensive guide on how to work with environment variables in PHP, focusing on best practices for configuration management and secure settings.


        <?php
        // Load environment variables from a .env file
        (new Dotenv\Dotenv(__DIR__))->load();

        // Access an environment variable
        $dbHost = getenv('DB_HOST');
        $dbUser = getenv('DB_USER');
        $dbPassword = getenv('DB_PASSWORD');

        echo "Connecting to database at $dbHost with user $dbUser.";
        ?>