[pacman-dev] [PATCH 2/3] pacsearch with repo-agnostic coloring
mysatyre at gmail.com
Wed Jan 15 11:03:39 EST 2014
On Wed, Jan 15, 2014 at 9:50 AM, Allan McRae <allan at archlinux.org> wrote:
>> + # hash function (x*2+1) is completely arbitrary.
>> + my $repohash = $v;
>> + $repohash =~ s/(.)/ord($1)*2+1/ge;
> I have very little perl knowledge, so I have no idea what that hash is
> doing. Can someone explain to me so I can see if that "hash" is reasonable.
Replace each character with its  ascii index times two plus one?
'g' is group regexes, 'e' is eval expressions , as to utilize the
result of the calculation.
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