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Postings from June 2008
2008/6/20 via RT Nicholas Clark <perlbug-followup@perl.org>:
>
> $ ./perl -Ilib -e 'sub foo {return return}'
> $
>
> How come this isn't a syntax error? It can't possibly do anything useful.
> (Actually, it seems that anything can be passed the return value of return.
> C<print return> works just fine).
return is technically parsed as a list operator (LSTOP).
That enables using it in compound expressions.
Note that this syntax works also for other control flow statements :
$ perl -wle '$i=3;while(1){print($i--||last)}'
3
2
1
I don't really see a reason to change it.
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