s="num">3</span> NA
b -&gt; NA  <span class="num">4</span></pre></div><dl class="paramcmts block"><dt class="tparam">RX</dt><dd class="cmt"><p>Type of row index elements of Frame</p></dd><dt class="tparam">CX</dt><dd class="cmt"><p>Type of col index elements of Frame
</p></dd><dt class="tparam">T</dt><dd class="cmt"><p>Type of data elements of Frame</p></dd><dt class="param">s</dt><dd class="cmt"><p>A value of type Seq[(RX, CX, T)]</p></dd></dl></div>
    </li><li name="org.saddle#seqToIndex" visbl="pub" da