I stripped this for me down to 
$regexp="a{2}";
$_="aaaa";
do {
  push @a, $1 if ( m/^($regexp)/ ) 
} while ( s/^.// ) ;
print join ( "-", @a );

[download]
The main difference is, that I match the pattern at the beginning of the string while you match it on the substr

Thanks for the input.

In reply to Re: Re: multiple matches with regexp by almaric
in thread multiple matches with regexp by almaric

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