# GrapeCity.CalcEngine.IEvaluationContext.ExcelDateTimeCompatible

## Content

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<h1 id="GrapeCity_CalcEngine_IEvaluationContext_ExcelDateTimeCompatible_" data-uid="GrapeCity.CalcEngine.IEvaluationContext.ExcelDateTimeCompatible*">ExcelDateTimeCompatible Property
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<h4 id="GrapeCity_CalcEngine_IEvaluationContext_ExcelDateTimeCompatible" data-uid="GrapeCity.CalcEngine.IEvaluationContext.ExcelDateTimeCompatible">ExcelDateTimeCompatible</h4>
<div class="markdown level1 summary"><p>Processing date time is compatible with Lotus123. It assumes that 1900 is not a leap year.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">bool ExcelDateTimeCompatible { get; }</code></pre>
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  <pre><code class="lang-vbnet hljs">ReadOnly Property ExcelDateTimeCompatible As Boolean</code></pre>
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