# C1.DataEngine.ColumnOpCustom.-ctor

## Content

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<h1 id="C1_DataEngine_ColumnOpCustom__ctor_" data-uid="C1.DataEngine.ColumnOpCustom.#ctor*">ColumnOpCustom Constructor
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<div class="markdown level0 conceptual"></div>



<a id="C1_DataEngine_ColumnOpCustom__ctor_" data-uid="C1.DataEngine.ColumnOpCustom.#ctor*"></a>
<h4 id="C1_DataEngine_ColumnOpCustom__ctor_System_Type_System_String_C1_DataEngine_Column___System_Type_C1_DataEngine_OpCallback_System_Object___" data-uid="C1.DataEngine.ColumnOpCustom.#ctor(System.Type,System.String,C1.DataEngine.Column[],System.Type,C1.DataEngine.OpCallback,System.Object[])">ColumnOpCustom(Type, string, Column[], Type, OpCallback, object[])</h4>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public ColumnOpCustom(Type opClass, string opName, Column[] paramColumns, Type resType, OpCallback callback, object[] opts = null)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub New(opClass As Type, opName As String, paramColumns As Column(), resType As Type, callback As OpCallback, Optional opts As Object() = Nothing)</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.type">Type</a></td>
      <td><span class="parametername">opClass</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">opName</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.DataEngine.Column.html">Column</a>[]</td>
      <td><span class="parametername">paramColumns</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.type">Type</a></td>
      <td><span class="parametername">resType</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="C1.DataEngine.OpCallback.html">OpCallback</a></td>
      <td><span class="parametername">callback</span></td>
      <td></td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a>[]</td>
      <td><span class="parametername">opts</span></td>
      <td></td>
    </tr>
  </tbody>
</table>
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