s="op">)</span> <span class="op">&amp;</span> <span class="fu">RCurl</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/pkg/RCurl/man/url.exists.html" class="external-link">url.exists</a></span><span class="op">(</span><span class="va">diclink</span><span class="op">)</span><span class="op">)</span><span class="op">{</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span>  <span class="co">#Necesitamos la base para verificar los reads</span></span></span