http://www.perlmonks.org?node_id=927824


in reply to Way to do a "scalar ref"?

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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Re^2: Way to do a "scalar ref"?
by ultranerds (Hermit) on Sep 26, 2011 at 08:59 UTC
    Hi,

    Wahoo, thats the beauty - thanks!

    Andy
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