f the arguments packaged as a struct is often useful, as the 
struct can be passed around and threaded through an application efficiently. Functions that
require many arguments often pass those arguments to subroutines, so in practice this issue is quite
common. The <code class="mendoza-code">&amp;keys</code> syntax
is therefor most useful where terseness and visual clarity is more important.
</p>
<p>It is not difficult to convert between the two calling styles, if need be. To pass a struct to a function th