  178</span>&#160;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        <span class="keywordtype">size_t</span> cardinality() <span class="keyword">const</span>;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        <a class="code" href="classneighborIterator.html">neighborIterator&lt;U, G, is_const&gt;</a> begin() <span class="keyword">const</span>;<