# C1.Blazor.TreeView.C1TreeView.C1TreeViewReference.OnDropAsync

## Content

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<h1 id="C1_Blazor_TreeView_C1TreeView_C1TreeViewReference_OnDropAsync_" data-uid="C1.Blazor.TreeView.C1TreeView.C1TreeViewReference.OnDropAsync*">OnDropAsync Method
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<a id="C1_Blazor_TreeView_C1TreeView_C1TreeViewReference_OnDropAsync_" data-uid="C1.Blazor.TreeView.C1TreeView.C1TreeViewReference.OnDropAsync*"></a>
<h4 id="C1_Blazor_TreeView_C1TreeView_C1TreeViewReference_OnDropAsync_System_String_System_String_System_String_System_String_System_String_" data-uid="C1.Blazor.TreeView.C1TreeView.C1TreeViewReference.OnDropAsync(System.String,System.String,System.String,System.String,System.String)">OnDropAsync(string, string, string, string, string)</h4>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">[JSInvokable]
public Task OnDropAsync(string targetDragId, string targetDragTreeId, string targetDropId, string targetDropTreeId, string position)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">&lt;JSInvokable&gt;
Public Function OnDropAsync(targetDragId As String, targetDragTreeId As String, targetDropId As String, targetDropTreeId As String, position As String) As Task</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">targetDragId</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">targetDragTreeId</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">targetDropId</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">targetDropTreeId</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">position</span></td>
      <td></td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.threading.tasks.task">Task</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
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