# C1.Win.Ribbon.RibbonTabCollection.IndexOf

## Content

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



<h1 id="C1_Win_Ribbon_RibbonTabCollection_IndexOf_" data-uid="C1.Win.Ribbon.RibbonTabCollection.IndexOf*">IndexOf Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Win_Ribbon_RibbonTabCollection_IndexOf_" data-uid="C1.Win.Ribbon.RibbonTabCollection.IndexOf*"></a>
<h4 id="C1_Win_Ribbon_RibbonTabCollection_IndexOf_System_String_" data-uid="C1.Win.Ribbon.RibbonTabCollection.IndexOf(System.String)">IndexOf(string)</h4>
<div class="markdown level1 summary"><p>Gets the index of the <a class="xref" href="C1.Win.Ribbon.RibbonTab.html">RibbonTab</a> with the given name.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public int IndexOf(string name)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function IndexOf(name As String) 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.string">string</a></td>
      <td><span class="parametername">name</span></td>
      <td><p>String containing the name of the tab to locate (case-sensitive).</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 index of the object in the collection, or -1 if the name was not found.</p>
</td>
    </tr>
  </tbody>
</table>


<a id="C1_Win_Ribbon_RibbonTabCollection_IndexOf_" data-uid="C1.Win.Ribbon.RibbonTabCollection.IndexOf*"></a>
<h4 id="C1_Win_Ribbon_RibbonTabCollection_IndexOf_C1_Win_Ribbon_RibbonTab_" data-uid="C1.Win.Ribbon.RibbonTabCollection.IndexOf(C1.Win.Ribbon.RibbonTab)">IndexOf(RibbonTab)</h4>
<div class="markdown level1 summary"><p>Determines the index of a specified <a class="xref" href="C1.Win.Ribbon.RibbonTab.html">RibbonTab</a> in the <a class="xref" href="C1.Win.Ribbon.RibbonTabCollection.html">RibbonTabCollection</a>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public int IndexOf(RibbonTab tab)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function IndexOf(tab As RibbonTab) 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="C1.Win.Ribbon.RibbonTab.html">RibbonTab</a></td>
      <td><span class="parametername">tab</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.int32">int</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
</div>