title: How to compare two List<String> to each other?
body: <p>Let's say there are </p>
  
  <pre><code>List&lt;string&gt; a1 = new List&lt;string&gt;();
  
  List&lt;string&gt; a2 = new List&lt;string&gt;();
  </code></pre>
  
  <p>Is there way to do like this?</p>
  
  <pre><code>if (a1 == a2) 
  {
  
  }
  </code></pre>