Er are you sure: 

perl -e 'my $sa = () = split //,"foo"; print $sa'

[download]
vs 
perl -e 'my $sa = do {my @tmp = split //,"foo"}; print $sa'

[download]
split() is outwitting us here - it sees the empty list and optimizes accordingly.

/J\

In reply to Re^3: Implicit split to @_ by gellyfish
in thread Implicit split to @_ by samizdat

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