title: which is the C# declaration equivalent of delphi "class of " (type of class)?
body: <p>In delphi I can declare a <em>type of class</em> like so</p>
  
  <pre><code>type
    TFooClass = class of TFoo;
    TFoo=class
    end;
  </code></pre>
  
  <p>Which is the C# equivalent for this declaration?</p>