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Re: What does this statement do?

by linuxer (Curate)
on Jun 10, 2010 at 22:56 UTC ( #844141=note: print w/replies, xml ) Need Help??

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  1. or download this
    perl -MYAPE::Regex::Explain -wle ' my $re = qr/^[+-]?\d+$/; 
    print  YAPE::Regex::Explain->new($re)->explain();' 
    ...
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    )                        end of grouping
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