List::Util - A selection of general-utility list subroutines - metacpan.org
A selection of general-utility list subroutines| MetaCPAN
This is similar in spirit to, but not the same as, grep(1) and its relatives. In particular, it is not limited to using regular expressions.| perldoc.perl.org
A selection of general-utility list subroutines| MetaCPAN
