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  1. or download this
    # Parens, not curlies
my %hash = (this => "one", that => "two"); 
# Use a slash when dumping @var or %var
print Dumper(\%hash);
print($hash{this}, "\n");
  2. or download this
    my $hash = { this => "one", that => "two" }; 
print Dumper($hash);
print($hash->{this}, "\n");