# CSJ2K.j2k.codestream.writer.TagTreeEncoder.setValue

## Content

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



<h1 id="CSJ2K_j2k_codestream_writer_TagTreeEncoder_setValue_" data-uid="CSJ2K.j2k.codestream.writer.TagTreeEncoder.setValue*">setValue Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="CSJ2K_j2k_codestream_writer_TagTreeEncoder_setValue_" data-uid="CSJ2K.j2k.codestream.writer.TagTreeEncoder.setValue*"></a>
<h4 id="CSJ2K_j2k_codestream_writer_TagTreeEncoder_setValue_System_Int32_System_Int32_System_Int32_" data-uid="CSJ2K.j2k.codestream.writer.TagTreeEncoder.setValue(System.Int32,System.Int32,System.Int32)">setValue(int, int, int)</h4>
<div class="markdown level1 summary"><p>Changes the value of a leaf in the tag tree. The new and old values of
the element must be not smaller than the largest threshold which has
yet been supplied to 'encode()'.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public virtual void setValue(int m, int n, int v)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Overridable Sub setValue(m As Integer, n As Integer, v 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.int32">int</a></td>
      <td><span class="parametername">m</span></td>
      <td><p>The vertical index of the element.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">n</span></td>
      <td><p>The horizontal index of the element.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">v</span></td>
      <td><p>The new value of the element.</p>
</td>
    </tr>
  </tbody>
</table>
</div>