# GrapeCity.CalcEngine.FunctionAttributes

## Content

<div class="doc-site-dotnet-api-container">




  <h1 id="GrapeCity_CalcEngine_FunctionAttributes" data-uid="GrapeCity.CalcEngine.FunctionAttributes" class="text-break">FunctionAttributes Enum
</h1>
  <div class="markdown level0 summary"><p>Represents evaluation attributes of the custom function.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="GrapeCity.CalcEngine.html">GrapeCity.CalcEngine</a></h6>
  <h6><strong>Assembly</strong>: GrapeCity.CalcEngine.dll</h6>
  <h5 id="GrapeCity_CalcEngine_FunctionAttributes_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">[Flags]
public enum FunctionAttributes : long</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">&lt;Flags&gt;
Public Enum FunctionAttributes As Long</code></pre>
  </div>
  <h3 id="fields">Fields
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    <thead>
    </thead></thead><tbody>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Array">Array</td>
        <td><p>Indicates that the function will return array result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Async">Async</td>
        <td><p>The function contains asynchronous function</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Boolean">Boolean</td>
        <td><p>Indicates that the function will return boolean result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_CompatibilitySupport">CompatibilitySupport</td>
        <td><p>The function changes behavior based on <a class="xref" href="GrapeCity.CalcEngine.IEvaluationContext.Compatibility.html#GrapeCity_CalcEngine_IEvaluationContext_Compatibility">Compatibility</a> value.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Constant">Constant</td>
        <td><p>The function represents a constant value.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Date">Date</td>
        <td><p>Indicates that the function will return date result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Error">Error</td>
        <td><p>Indicates that the function will return CalcError result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Number">Number</td>
        <td><p>Indicates that the function will return numeric result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Reference">Reference</td>
        <td><p>Indicates that the function will return reference result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_SingleCell">SingleCell</td>
        <td><p>Indicates whether the function process array formula as single-cell formulas.
Some functions like SUM, COUNT... will process array formula as single-cell formulas.
Others will process array formula as multi-cell formulas.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Spillable">Spillable</td>
        <td><p>The function is able to return array.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Text">Text</td>
        <td><p>Indicates that the function will return string result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Time">Time</td>
        <td><p>Indicates that the function will return timespan result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Variant">Variant</td>
        <td><p>Indicates that the function will return variant result.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Visual">Visual</td>
        <td><p>The data visualization function visualize cell value.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_CalcEngine_FunctionAttributes_Volatile">Volatile</td>
        <td><p>The function is volatile.</p>
</td>
      </tr>
    </tbody>
  </table>
</div>