xtract_results</a> functions to create, execute, and parse geocoder
API queries.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">geo</span><span class="op">(</span></span>
<span>  address <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  street <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  city <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  county <span class="op"