References! 

my $foo = "long string\n";
bar( \$foo ); # pass reference

sub bar {
    my $fooref = shift;
    print $$fooref; # dereference
}
__END__
long string

[download]

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Liz

In reply to Re: Scope Between global and my by liz
in thread Scope Between global and my by SkipHuffman

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