But, when you print, it forces scalar context. The output of the print statement is the same. Same if you assigned result of sub to a scalar explicitly: 
my $result = invert($string);

[download]
is the same with or without the join.

.02

cLive ;-) - see above

In reply to Re: Re: Re:^2 Golf: string complement by cLive ;-)
in thread Golf: string complement by japhy

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