><i class="fa fa-check"></i><b>18.1.6</b> hasAttribute(name)</a></li>
<li class="chapter" data-level="18.1.7" data-path="200_robject.html"><a href="200_robject.html#isnull"><i class="fa fa-check"></i><b>18.1.7</b> isNULL()</a></li>
<li class="chapter" data-level="18.1.8" data-path="200_robject.html"><a href="200_robject.html#sexp_type"><i class="fa fa-check"></i><b>18.1.8</b> sexp_type()</a></li>
<li class="chapter" data-level="18.1.9" data-path="200_robject.html"><a href="200_robject.html#isobject"><i clas