Reversing subpatterns : Pattern matching « Regular Expression « Perl

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Perl » Regular Expression » Pattern matching

Reversing subpatterns


    



while(<DATA>){

    s/([A-Z][a-z]+)\s([A-Z][a-z]+)/$2, $1/; # Reverse first and last names

    print;

}

__DATA__

    S B

    B B

    A C

    N C

    J D

    K E

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