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Re: Re: Re: RegEx to filter \s not between labels

by I0 (Priest)
on May 23, 2002 at 21:40 UTC ( #168904=note: print w/replies, xml ) Need Help??


in reply to Re: Re: RegEx to filter \s not between labels
in thread RegEx to filter \s not between labels

#Okay, you asked for it:
$_ = '0 1 STARTPRESERVE STARTPRESERVE 2 STOPPRESERVE STOPPRESERVE 3 4 STARTPRESERVE STARTPRESERVE 5 STOPPRESERVE STOPPRESERVE 6 7'; (my $re=$_)=~s/((STARTPRESERVE)|(STOPPRESERVE)|.)/${['(','']}[!$2]\Q$1 +\E${[')','']}[!$3]/gs; $re= join'|',map{quotemeta}eval{/$re/}; die $@ if $@ =~ /unmatched/; s/\s+|($re)/${[$1,' ']}[!$1]/g;

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