title: Best place to store environment variables for Azure Function
body: <p>I'm testing an azure function locally with several api keys. Whats the best place to store environment variables and how do I access them? I tried</p>
  
  <pre><code>System.Environment.GetEnvironmentVariable("name")}
  </code></pre>
  
  <p>but I'm not sure where the environment variable is stored.</p>
  
  <p>Thanks!</p>