s="link" href="join.html" title="join"><code class="computeroutput"><span class="identifier">join</span></code></a><span class="special">(</span><span class="identifier">lhs</span><span class="special">,</span> <span class="identifier">rhs</span><span class="special">);</span>
</pre>
<p>
            <span class="bold"><strong>Return type</strong></span>:
          </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
                A model of <a clas