      <hr>
          
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            <h4>Data Inspector</h4>
<p>Using a premade GoJS extension, you can create an HTML-based inspector that displays and allows editing of data for the selected Part (if any),
or for a particular JavaScript object, or for the shared <a href="../api/symbols/Model.html#modelData" target="api">Model.modelData</a> object,
which exists even if there are no nodes or links.
</p>
<p>The inspecto