title: Inline assignment on IF statement
body: <p>Is it possible to "short-circuit" assignment and validation into an IF statement..</p>
  
  <p>Something line this..</p>
  
  <pre><code>if ((Match m = Regex.Match(data, pattern)).Success)
  {
      Console.WriteLine(m.Groups["myField"].Value;
  }
  </code></pre>