# GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.IndexOf

## Content

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



<h1 id="GrapeCity_Win_Spread_InputMan_CellType_BaseKeyCollection_IndexOf_" data-uid="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.IndexOf*">IndexOf Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="GrapeCity_Win_Spread_InputMan_CellType_BaseKeyCollection_IndexOf_" data-uid="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.IndexOf*"></a>
<h4 id="GrapeCity_Win_Spread_InputMan_CellType_BaseKeyCollection_IndexOf_System_String_" data-uid="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.IndexOf(System.String)">IndexOf(string)</h4>
<div class="markdown level1 summary"><p>Returns the zero-based index of the element with specified key in the <a class="xref" href="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.html">BaseKeyCollection</a>.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public virtual int IndexOf(string key)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Overridable Function IndexOf(key As String) As Integer</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.string">string</a></td>
      <td><span class="parametername">key</span></td>
      <td><p>The key of the element to locate in the <b>BaseKeyCollection</b>.</p>
</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.int32">int</a></td>
      <td><p>The zero-based index of the element with specified key within the <b>BaseKeyCollection</b>, if found; otherwise, -1.</p>
</td>
    </tr>
  </tbody>
</table>


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<h4 id="GrapeCity_Win_Spread_InputMan_CellType_BaseKeyCollection_IndexOf_System_Object_" data-uid="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.IndexOf(System.Object)">IndexOf(object)</h4>
<div class="markdown level1 summary"><p>Searches for the specified <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a> and returns the zero-based index within the <a class="xref" href="GrapeCity.Win.Spread.InputMan.CellType.BaseKeyCollection.html">BaseKeyCollection</a>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public virtual int IndexOf(object value)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Overridable Function IndexOf(value As Object) As Integer</code></pre>
</div>
<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.object">object</a></td>
      <td><span class="parametername">value</span></td>
      <td><p>The <b>Object</b> to locate in the <b>BaseKeyCollection</b>.</p>
</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.int32">int</a></td>
      <td><p>The zero-based index of the element within the <b>BaseKeyCollection</b>, if found; otherwise, -1.</p>
</td>
    </tr>
  </tbody>
</table>
</div>