The difference is the magical parsing of while (<HANDLE>). Try with B::Deparse: 
while (defined($_ = <DATA>)) {
    last;
}

[download]
-but- 
while (-<DATA>) {
    print $_;
}

[download]
The second form doesn't actually assign the line into any variable.

(Of course, a negative "Just" is still not negative.)

--
[ e d @ h a l l e y . c c ]

In reply to Re: Usage patterns strike back by halley
in thread Usage patterns strike back by kappa

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