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      <li><a href="index.html">shake</a></li>
      <li><a href="dart-collection/dart-collection-library.html">dart:collection</a></li>
      <li><a href="dart-collection/SplayTreeSet-class.html">SplayTreeSet<span class="signature">&lt;<wbr><span class="type-parameter">E</span>&gt;</span></a></li>
      <li class="self-crumb">isNotEmpty property</li>
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