title: How do I define a variable inside an .env file in Flutter?
body: <p>I am using this <a href="https://pub.dev/packages/flutter_dotenv#-installing-tab-" rel="noreferrer">library</a>. I want to define a variable for host and port in `.env file in Flutter, and I want to use them inside the file.</p>
  <p>Like:</p>
  <p><code>getData= host:port/myData</code></p>