rguments are now formatted as “snake_case” and not
“dot.case”. For example, the argument for the first date of data
importation in <code>yfR::yf_get()</code> is <code>first_date</code>,
and not <code>first.date</code>, as used in
<code>BatchGetSymbols::BatchGetSymbols</code>.</p></li>
<li><p>A new feature called “collection”, which allows for easy download
of a collection of tickers. For example, you can download price data for
all components of the SP500 by simply calling
<code>yfR::yf_collecti