This doesn't work either: 
my $foo = "foo";
print map {s/foo/bar/g; $_} do{$foo};
print "\n$foo\n";

[download]
prints 
bar
bar

[download]
This, however, does: 
my $foo = "foo";
print map {s/foo/bar/g; $_} @{[$foo]};
print "\n$foo\n";

[download]

-Mark

In reply to Re: Re: Non-destructive string substitution by kvale
in thread Non-destructive string substitution by Sprad

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