t correspond to a specific GoJS feature -->
          
            <h4>GoJS Extensions</h4>
<p>
  <b>GoJS</b> can be extended in a variety of ways.
  The most common way to change the standard behavior is to set properties on the <a href="../api/symbols/GraphObject.html" target="api">GraphObject</a>, <a href="../api/symbols/Diagram.html" target="api">Diagram</a>, <a href="../api/symbols/CommandHandler.html" target="api">CommandHandler</a>, <a href="../api/symbols/Tool.html" target="api">Tool</a>, or <a href