#!/usr/bin/env perl use 5.24.0; use Data::Dumper; use Storable; #$Data::Dumper::Terse = 1; my $cache = retrive $ARGV[0]; for my $key (keys $cache->%*) { if ($key =~ /OurNet/) { delete $cache->{$key}; } } print Dumper([keys ((retrieve $ARGV[0])->%*)]);