qual &lt;3&gt;."
</span><span class="keyword">int</span> z = 3;
z.<span class="psymbol">shouldNotEqual</span>(3);
</code></pre></li>
      </ol>
    </div>
  </div>
</section>

  </p>
</div>
</section>

</div>

</li><li class="ddoc_member">
  <div class="ddoc_member_header">
  <div class="ddoc_header_anchor">
  <a href="#shouldBeNull" id="shouldBeNull"><code class="code">shouldBeNull</code></a>
</div>
</div><div class="ddoc_decl">
  <section class="section">
    <div class="declaration