n explicit key.</p>
<p>See also:</p>
<ul>
<li>The discussions at <code>Key</code> and <code>GlobalKey</code>.</li>
</ul>
</section>

        
<section class="summary source-code" id="source">
  <h2><span>Implementation</span></h2>
  <pre class="language-dart"><code class="language-dart">final Key? key;</code></pre>
</section>


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