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Re: searching for a string w/ a * in any single position?

by blokhead (Monsignor)
on Oct 05, 2007 at 22:59 UTC ( [id://642998]=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub hamming {
  my ($x1, $x2) = @_;
...
1
-1
3
  2. or download this
    # untested
my $target = "abcdef";
...

my $len = length $target;
my $qr  = qr/ \b(\w{$target})\b (?(??{ hamming($target,$1) < $distance
+ }) | (?!))  /x

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