Nevermind. I wrongly thought 
        if ($esc) {
            $esc = 0;
        }
...
        elsif ( $char eq '\\' ) {
            $esc = 1;
        }

[download]
was identical to 
...
        elsif ( $char eq '\\' ) {
        }

[download]

In reply to Re^5: Help with regex for complicated key=value string by ikegami
in thread Help with regex for complicated key=value string by mscharrer

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