# C1.WPF.FlexGrid.CellRange.IsValid

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<h1 id="C1_WPF_FlexGrid_CellRange_IsValid_" data-uid="C1.WPF.FlexGrid.CellRange.IsValid*">IsValid Property
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<h4 id="C1_WPF_FlexGrid_CellRange_IsValid" data-uid="C1.WPF.FlexGrid.CellRange.IsValid">IsValid</h4>
<div class="markdown level1 summary"><p>Gets a value that indicates whether this range is valid.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public bool IsValid { get; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public ReadOnly Property IsValid As Boolean</code></pre>
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<h5 id="C1_WPF_FlexGrid_CellRange_IsValid_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>A range is considered valid if all its indices (<a class="xref" href="C1.WPF.FlexGrid.CellRange.Row.html#C1_WPF_FlexGrid_CellRange_Row">Row</a>, <a class="xref" href="C1.WPF.FlexGrid.CellRange.Row2.html#C1_WPF_FlexGrid_CellRange_Row2">Row2</a>,
<a class="xref" href="C1.WPF.FlexGrid.CellRange.Column.html#C1_WPF_FlexGrid_CellRange_Column">Column</a>, and <a class="xref" href="C1.WPF.FlexGrid.CellRange.Column2.html#C1_WPF_FlexGrid_CellRange_Column2">Column2</a>) are greater than -1.</p>
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