# GrapeCity.ActiveReports.Rendering.InteractiveNodeDefinition.GroupExpression

## Content

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<h1 id="GrapeCity_ActiveReports_Rendering_InteractiveNodeDefinition_GroupExpression_" data-uid="GrapeCity.ActiveReports.Rendering.InteractiveNodeDefinition.GroupExpression*">GroupExpression Property
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<h4 id="GrapeCity_ActiveReports_Rendering_InteractiveNodeDefinition_GroupExpression" data-uid="GrapeCity.ActiveReports.Rendering.InteractiveNodeDefinition.GroupExpression">GroupExpression</h4>
<div class="markdown level1 summary"><p>Expression to evaluate group values at runtime. Only applicable for group nodes.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public ExpressionInfo? GroupExpression { get; init; }</code></pre>
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