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RegEx + vs. {1,}

by Sewi (Friar)
on Oct 10, 2012 at 11:03 UTC ( #998200=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    perl -le 'print $x = "abcdefgxxabcdefgzzabcdsjfhkdfab"; print $2 if $x
    + =~ /((\w+).*?\2.*?)+/;'
    abcdefgxxabcdefgzzabcdsjfhkdfab
    ab
    
  2. or download this
    perl -le 'print $x = "abcdefgxxabcdefgzzabcdsjfhkdfab"; print $2 if $x
    + =~ /((\w{2,}).*?\2.*?)+/;'
    abcdefgxxabcdefgzzabcdsjfhkdfab
    abcdefg
    
  3. or download this
    perl -le 'print $x = "abcdefgxxabcdefgzzabcdsjfhkdfab"; print $2 if $x
    + =~ /((\w{2,}?).*?\2.*?)+/;'
    abcdefgxxabcdefgzzabcdsjfhkdfab
    cd
    

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Node Type: perlquestion [id://998200]
Approved by marto
help
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[Eily]: This sounds like the perfect medium to send "don't let anything distract you"
[LanX]: hippo you asked about translating Asterix ?
[Eily]: Maybe the puns in his dialogues were somehow kept through translation, but I can tell he lost his accent
[LanX]: qui?
[Eily]: Astérix
1nickt gives up on finding a Perl YAML parser that supports hash merging. In 2017.
[LanX]: Oh yes true, he lost his accent! xD

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