# C1.WPF.C1Chart.Extended.FunctionSeries.CalculateValue

## Content

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



<h1 id="C1_WPF_C1Chart_Extended_FunctionSeries_CalculateValue_" data-uid="C1.WPF.C1Chart.Extended.FunctionSeries.CalculateValue*">CalculateValue Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_WPF_C1Chart_Extended_FunctionSeries_CalculateValue_" data-uid="C1.WPF.C1Chart.Extended.FunctionSeries.CalculateValue*"></a>
<h4 id="C1_WPF_C1Chart_Extended_FunctionSeries_CalculateValue_System_Func_System_Double_System_Double__System_String_System_Double_System_String__" data-uid="C1.WPF.C1Chart.Extended.FunctionSeries.CalculateValue(System.Func{System.Double,System.Double},System.String,System.Double,System.String@)">CalculateValue(Func&lt;double, double&gt;, string, double, out string)</h4>
<div class="markdown level1 summary"><p>Calculate the value of function.</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">protected double CalculateValue(Func&lt;double, double&gt; func, string funcJS, double parameter, out string errmsg)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Protected Function CalculateValue(func As Func(Of Double, Double), funcJS As String, parameter As Double, ByRef errmsg As String) As Double</code></pre>
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<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.func-2">Func</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>, <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>&gt;</td>
      <td><span class="parametername">func</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">funcJS</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></td>
      <td><span class="parametername">parameter</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">errmsg</span></td>
      <td></td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
</div>