" href="#examples"></a>Examples</h2>
    <pre class="examples"><div class='input'><span class='va'>x</span> <span class='op'>&lt;-</span> <span class='fu'><a href='https://rdrr.io/r/base/data.frame.html'>data.frame</a></span><span class='op'>(</span>name <span class='op'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span><span class='op'>(</span><span class='st'>"Matilda"</span>, <span class='st'>"Nicholas"</span><span class='op'>)</span>,
                score <span class='op'>=<