base/rep.html'>rep</a></span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='st'>"A"</span>,<span class='st'>"B"</span>,<span class='st'>"C"</span>,<span class='st'>"D"</span>,<span class='st'>"E"</span>), <span class='kw'>each</span> <span class='kw'>=</span> <span class='fl'>30</span>)
<span class='no'>dat</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/data.frame.html'>data.frame</a></span>(<span class='no'>y</span>, <span class='no'>x