# C1.Web.Mvc.Chart.Palettes.IsExtended

## Content

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<h1 id="C1_Web_Mvc_Chart_Palettes_IsExtended_" data-uid="C1.Web.Mvc.Chart.Palettes.IsExtended*">IsExtended Method
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<div class="markdown level0 conceptual"></div>



<a id="C1_Web_Mvc_Chart_Palettes_IsExtended_" data-uid="C1.Web.Mvc.Chart.Palettes.IsExtended*"></a>
<h4 id="C1_Web_Mvc_Chart_Palettes_IsExtended_System_Collections_Generic_IEnumerable_System_String__" data-uid="C1.Web.Mvc.Chart.Palettes.IsExtended(System.Collections.Generic.IEnumerable{System.String})">IsExtended(IEnumerable&lt;string&gt;)</h4>
<div class="markdown level1 summary"><p>Checking the palette is extended from ColorBrewer <a href="https://colorbrewer2.org">https://colorbrewer2.org</a>.</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 static bool IsExtended(IEnumerable&lt;string&gt; value)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Shared Function IsExtended(value As IEnumerable(Of String)) As Boolean</code></pre>
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<h5 class="parameters">Parameters</h5>
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      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
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      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</td>
      <td><span class="parametername">value</span></td>
      <td></td>
    </tr>
  </tbody>
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<h5 class="returns">Returns</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
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    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
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