al</strong></span></em></span> of map
        elements segments and submaps.
      </p>
<div class="table">
<a name="boost_icl.function_reference.key_types.t0"></a><p class="title"><b>Table 1.16. Selection of elements, segments and sub maps using key types</b></p>
<div class="table-contents"><table class="table" summary="Selection of elements, segments and sub maps using key types">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
              </th>
<th>
                <p>
                  <a 