n class="s">@&quot;</span><span class="s">\</span><span class="s">ChangedConfig</span><span class="s">.</span><span class="s">yaml</span><span class="s">&quot;</span>)</pre>
</td>
</tr>
</table>

<h2>Using configuration from C#</h2>

<p>Let's create a F# project named <code>Config</code>, add reference to <code>FSharp.Configuration.dll</code>, then add the following <code>Config.yaml</code> file:</p>

<pre lang="yaml">Mail:
  Smtp:
    Host: smtp.sample.com
    Port: 25
    User: user1
    Pas