> and, as someone pointed out, this does work:
> $x = ['abc','def','ghi'];
> print @$x[2]."\n"; # prints 'ghi'
Am I alone in thinking that $x->[2] is much more readable that @$x[2]
or $$x[2]?
>
> but i couldn't tell you how perl reads this, except to say that '@$x'
> dereferences and then '[2]' gets the array element.
> but i don't know why a '$' isn't needed to tell perl you want the
> scalar value of that element.
@$x[2] works the same way that if you have
@b = ('abc','def','ghi');
print "@b[2] == $b[2]\n";
@b[2] is an array slice with a single element (which strangely seems to
get auto-cast as a scalar).
>
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// George Schlossnagle
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