- $rel_year = substr $release_date, 0, 4;
- $rel_mon = substr $release_date, 4, 2;
- $rel_day = substr $release_date, 6, 2;
+ $rel_year = substr($release_date, 0, 4);
+ $rel_mon = substr($release_date, 4, 2);
+ $rel_day = substr($release_date, 6, 2);