some_func( $foo, $bar, $baz, $qux );

# in another program

some_func( $w, $x, $y, $z );

# yet another program

some_func( $amount, $rate, $limit, $exception );

##</code><code>##

some_func( 
    exception => $exception,
    amount    => $amount,
    rate      => $rate
);