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26 <div class="titlepage"><div><div><h5 class="title">
27 <a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__"></a><a name="classboost_1_1geometry_1_1index_1_1rtree_1a18bed92ff302df192215c3809fe5272e"></a><a class="link" href="empty__.html" title="empty()">empty()</a>
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30 <a class="indexterm" name="idm46186979124640"></a>
31 Query if the container is empty.
34 <a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.h0"></a>
35 <span class="phrase"><a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.synopsis"></a></span><a class="link" href="empty__.html#geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.synopsis">Synopsis</a>
37 <pre class="programlisting"><code class="computeroutput"><span class="keyword">bool</span></code> <code class="computeroutput"><span class="identifier">empty</span></code><code class="computeroutput"><span class="special">()</span></code>
40 <a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.h1"></a>
41 <span class="phrase"><a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.modifier_s_"></a></span><a class="link" href="empty__.html#geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.modifier_s_">Modifier(s)</a>
45 <pre class="programlisting"><span class="keyword">const</span></pre>
49 <a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.h2"></a>
50 <span class="phrase"><a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.returns"></a></span><a class="link" href="empty__.html#geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.returns">Returns</a>
53 true if the container is empty.
56 <a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.h3"></a>
57 <span class="phrase"><a name="geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.throws"></a></span><a class="link" href="empty__.html#geometry.reference.spatial_indexes.boost__geometry__index__rtree.empty__.throws">Throws</a>
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