.html"><a href="080_vector.html#static-member-functions-vector"><i class="fa fa-check"></i><b>8.4</b> Static member functions</a>
<ul>
<li class="chapter" data-level="8.4.1" data-path="080_vector.html"><a href="080_vector.html#get_na"><i class="fa fa-check"></i><b>8.4.1</b> <code>get_na()</code></a></li>
<li class="chapter" data-level="8.4.2" data-path="080_vector.html"><a href="080_vector.html#is_nax"><i class="fa fa-check"></i><b>8.4.2</b> <code>is_na(x)</code></a></li>
<li class="chapter" data-level="8.4