# FarPoint.Win.Spread.BaseDataValidator.IsValid

## Content

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<h1 id="FarPoint_Win_Spread_BaseDataValidator_IsValid_" data-uid="FarPoint.Win.Spread.BaseDataValidator.IsValid*">IsValid Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="FarPoint_Win_Spread_BaseDataValidator_IsValid_" data-uid="FarPoint.Win.Spread.BaseDataValidator.IsValid*"></a>
<h4 id="FarPoint_Win_Spread_BaseDataValidator_IsValid_System_Int32_System_Int32_System_Int32_System_Object_" data-uid="FarPoint.Win.Spread.BaseDataValidator.IsValid(System.Int32,System.Int32,System.Int32,System.Object)">IsValid(int, int, int, object)</h4>
<div class="markdown level1 summary"><p>Determines whether the specified value is valid with this <span class="xref">GrapeCity.Spreadsheet.DataValidation</span>.</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">protected override sealed bool IsValid(int rangeIndex, int row, int column, object value)</code></pre>
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  <pre><code class="lang-vbnet hljs">Protected NotOverridable Overrides Function IsValid(rangeIndex As Integer, row As Integer, column As Integer, value As Object) As Boolean</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>
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  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">rangeIndex</span></td>
      <td><p>An integer value that indicates the range reference index of this data validation.</p>
</td>
    </tr>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">row</span></td>
      <td><p>An integer value indicates the row index of cell to validate.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">column</span></td>
      <td><p>An integer value indicates the column index of cell to validate.</p>
</td>
    </tr>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></td>
      <td><span class="parametername">value</span></td>
      <td><p>The cell value to validate.</p>
</td>
    </tr>
  </tbody>
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<h5 class="returns">Returns</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p><code>true</code> if the specified cell value is valid; otherwise, <code>false</code>.</p>
</td>
    </tr>
  </tbody>
</table>
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