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Riddle with regex

by ovedpo15 (Pilgrim)
on Nov 07, 2020 at 13:59 UTC ( #11123471=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    The code to fill:
    
    ...
    } else if (<REGEX4>) {
        print("Invalid escape");
    }
    

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