in reply to deferencing an hash in a subroutine
In neither of your examples are you using a reference. Try something more like:
use strict; use warnings; my %hash = (foo => 1, bar => 2,); # pass reference to subroutine test(\%hash); ########## SUB ######### sub test{ my $reference = shift; # reference is passed in @_ print "REF: $reference\n"; print "KEY: " . $_ . " VAL: " . $reference->{$_} . "\n" for (keys +%$reference); }
Check out perlref and References quick reference for more info on references and dereferencing! HTH!
Just a something something...
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