# GrapeCity.ActiveReports.Core.Rendering.Expressions.EvalServiceExtension.EvaluateBool

## Content

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<h1 id="GrapeCity_ActiveReports_Core_Rendering_Expressions_EvalServiceExtension_EvaluateBool_" data-uid="GrapeCity.ActiveReports.Core.Rendering.Expressions.EvalServiceExtension.EvaluateBool*">EvaluateBool Method
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<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="GrapeCity_ActiveReports_Core_Rendering_Expressions_EvalServiceExtension_EvaluateBool_" data-uid="GrapeCity.ActiveReports.Core.Rendering.Expressions.EvalServiceExtension.EvaluateBool*"></a>
<h4 id="GrapeCity_ActiveReports_Core_Rendering_Expressions_EvalServiceExtension_EvaluateBool_GrapeCity_ActiveReports_Core_Rendering_IExpressionEvaluatorService_GrapeCity_Enterprise_Data_Expressions_ExpressionInfo_" data-uid="GrapeCity.ActiveReports.Core.Rendering.Expressions.EvalServiceExtension.EvaluateBool(GrapeCity.ActiveReports.Core.Rendering.IExpressionEvaluatorService,GrapeCity.Enterprise.Data.Expressions.ExpressionInfo)">EvaluateBool(IExpressionEvaluatorService, ExpressionInfo)</h4>
<div class="markdown level1 summary"><p>Evaluate as bool.</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 EvaluateBool(this IExpressionEvaluatorService evaluator, ExpressionInfo exp)</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="GrapeCity.ActiveReports.Core.Rendering.IExpressionEvaluatorService.html">IExpressionEvaluatorService</a></td>
      <td><span class="parametername">evaluator</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="../MESCIUS.ActiveReports.Core.Data.ExpressionInfo/GrapeCity.Enterprise.Data.Expressions.ExpressionInfo.html">ExpressionInfo</a></td>
      <td><span class="parametername">exp</span></td>
      <td></td>
    </tr>
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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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