On Mon, Jan 21, 2002 at 12:50:38PM -0800, Larry Wall wrote:
> : What's the chance that it could be considered so?
>
> In most other languages, you wouldn't even have the opportunity to put
> a declaration into the conditional. You'd have to say something like:
>
> my $line = <$in>;
> if $line ne "" { ... }
>
> Since
>
> if my $line = <$in> { ... }
>
> is Perl shorthand for those two lines, I don't see how one can say that
> the variable is more related to the inside than the outside of the block.
> One can claim that the code after the C<if> may not be interested in
> C<$line>, but the same is true of the block itself! The conditional
> only decides whether the block runs. It's not part of the block.
But are we not at risk of introducing another form of
my $x if 0;
with
if my $one = <ONE> {
...
}
elsif my $two = <TWO> {
}
if ($two) {
...
}
Graham.
