# C1.WPF.Grid.LoadExcelOptions.OnLoadedCallback

## Content

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<h1 id="C1_WPF_Grid_LoadExcelOptions_OnLoadedCallback_" data-uid="C1.WPF.Grid.LoadExcelOptions.OnLoadedCallback*">OnLoadedCallback Property
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<div class="markdown level0 conceptual"></div>



<a id="C1_WPF_Grid_LoadExcelOptions_OnLoadedCallback_" data-uid="C1.WPF.Grid.LoadExcelOptions.OnLoadedCallback*"></a>
<h4 id="C1_WPF_Grid_LoadExcelOptions_OnLoadedCallback" data-uid="C1.WPF.Grid.LoadExcelOptions.OnLoadedCallback">OnLoadedCallback</h4>
<div class="markdown level1 summary"><p>Gets or sets a callback that is invoked after the Excel data has been parsed.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public Action&lt;string[]&gt; OnLoadedCallback { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property OnLoadedCallback As Action(Of String())</code></pre>
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<h5 class="propertyValue">Property Value</h5>
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      <th>Type</th>
      <th>Description</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.action-1">Action</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]&gt;</td>
      <td><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.action-1">Action&lt;T&gt;</a> callback that provides the names of the sheets.</p>
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<h5 id="C1_WPF_Grid_LoadExcelOptions_OnLoadedCallback_examples">Examples</h5>
<pre><code class="lang-csharp">grid.LoadExcel("ExcelFileSample.xlsx", 
    new LoadExcelOptions { 
        OnLoadedCallback = sheetNames =&gt; 
        { 
            // sheetNames contains all sheets' names from the loaded Excel file.
        }
    });</code></pre>

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