To access a hash key, use curly brackets, not parens. This fixes the errors: 
        foreach my $key (keys %data) {
            print "key=$key, value=$data{$key}\n";
            $data{$key} =~ s/(^|$)/"/g if $data{$key} =~ /,/; 
        }

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In reply to Re: Parsing ldap attributes into a csv by toolic
in thread Parsing ldap attributes into a csv by lvirden

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