>mash_colnames</a></span><span class="op">(</span>df<span class="op">=</span> <span class="va">vehicles</span>, n_name_rows <span class="op">=</span> <span class="fl">3</span>, keep_names <span class="op">=</span> <span class="cn">TRUE</span><span class="op">)</span></span>
<span><span class="co">#&gt;      Vehicle Price_in_2014_(local currency) Color Emissions_Certificate</span></span>
<span><span class="co">#&gt; 4      Truck                          50000 White                  TRUE</span></span>
<span><