"content">O(1). Returns the count of elememts. 
      
    </div>
  </div>
  <div id="Tail" class="method">
    <h4><a href="../FSharpx.Collections/DList`1.htm">DList&lt;T&gt;</a> <strong>Tail</strong> get; </h4>
    <div class="content">O(log n). Returns a new DList of the elements trailing the first element. 
      
    </div>
  </div>
  <div id="TryHead" class="method">
    <h4><span title="Microsoft.FSharp.Core.FSharpOption<T>">FSharpOption&lt;T&gt;</span> <strong>TryHead</strong> get; </h4>
    <div cl