This package contains a selection of subroutines that people have expressed would be nice to have in the perl core, but the usage would not really be high enough to warrant the use of a keyword, and the size so small such that being individual extensions would be wasteful. This distribution provides min max minstr maxstr sum reduce reftype blessed weaken (5.005_57 and later only) isweak (5.005_57 and later only) dualvar shuffle WWW: https://metacpan.org/release/Scalar-List-Utils