ss="name ">operator +</span>
(<wbr><span class="parameter" id="+-param-other"><span class="type-annotation"><a href="dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="dart-core/int-class.html">int</a></span>&gt;</span></span> <span class="parameter-name">other</span></span>)
      <div class="features">override</div>
    </section>
    <section class="desc markdown">
      <p>Returns a concatenation of this list and <code>other</code>.</p>
<p>If <code>