tp://www.erlang.org/doc/man/dict.html#fetch-2" target="_top"><code>dict:fetch/2</code></a> but allows to specify a default value.</td></tr>
<tr><td valign="top"><a href="#get_child_ph-1">get_child_ph/1</a></td><td>
  Generates a placeholder for a child of the node.</td></tr>
<tr><td valign="top"><a href="#get_children-2">get_children/2</a></td><td>
  Returns the children of Node in the Tree.</td></tr>
<tr><td valign="top"><a href="#get_data-1">get_data/1</a></td><td>
  Returns the extra information stored o