<div class="content"><p>The IAppHostElementSchemaCollection <a href="4e36e522-a35d-4fec-bc9c-6ed14d49d5ca#gt_95913fbd-3262-47ae-b5eb-18e6806824b9" data-linktype="relative-path">interface</a> provides methods
that access a collection of schema and constraints for child <a href="59774887-09e3-4de5-ad8e-4794f404b123" data-linktype="relative-path">IAppHostElement</a> objects
that are supported by the corresponding IAppHostElement object.</p><p>The IAppHostElementSchemaCollection interface inherits
opnums 0–2 from the <a href="../ms-dcom/2b4db106-fb79-4a67-b45f-63654f19c54c" data-linktype="relative-path">IUnknown</a>
interface.</p><p>Methods in RPC Opnum Order</p><table><thead>
  <tr>
   <th>
   <p>Method</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p><a href="32fbbf5d-52e0-401c-8446-86c4745916e7" data-linktype="relative-path">Count</a></p>
  </td>
  <td>
  <p>Opnum: 3</p>
  </td>
 </tr><tr>
  <td>
  <p><a href="0aa992e8-10f7-4e9a-bea1-7fef2a86f67f" data-linktype="relative-path">Item</a></p>
  </td>
  <td>
  <p>Opnum: 4</p>
  </td>
 </tr></tbody></table><p> </p></div>