# GrapeCity.CalcEngine.IReferenceSource.Compatibility

## Content

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<h1 id="GrapeCity_CalcEngine_IReferenceSource_Compatibility_" data-uid="GrapeCity.CalcEngine.IReferenceSource.Compatibility*">Compatibility Property
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<h4 id="GrapeCity_CalcEngine_IReferenceSource_Compatibility" data-uid="GrapeCity.CalcEngine.IReferenceSource.Compatibility">Compatibility</h4>
<div class="markdown level1 summary"><p>Gets the compatibility version of functions.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">WorkbookCompatibility Compatibility { get; }</code></pre>
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  <pre><code class="lang-vbnet hljs">ReadOnly Property Compatibility As WorkbookCompatibility</code></pre>
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