title: Get Url of current ASP.NET Web Api 2 action
body: <p>In ASP.NET Web API 2, how can I get Url of current action. Following is illustrative example.</p>
  
  <pre><code>[HttpGet]
  [Route("api/someAction")]
  public SomeResults GetAll()
  {
  
      var url = /* what to write here*/
      ....
  
  }
  </code></pre>