Seems to me that you want to pass a scalar reference:

my $test = "foo bar";

print "Test is now: $test \n";
test(\$test);
print "Test is now: $test \n";

sub test {
    my ( $ref ) = @_;
    $$ref =~ s/foo/whatever/g;
}

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In reply to Re: Way to do a "scalar ref"? by egga
in thread Way to do a "scalar ref"? by ultranerds

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