atl@companion:~/perl > cat aih.pl 
#!/usr/bin/perl -w

%hash = (name => foo,
         list => [1, 2, 3]);
foreach( keys %hash ){
  print "key: $_, value: $hash{$_}\n";
}
$ref = $hash{list};
@array = @$ref;
foreach(@array){print "array: $_\n";}

atl@companion:~/perl > aih.pl 
Unquoted string "foo" may clash with future reserved word at ./aih.pl line 3.
key: name, value: foo
key: list, value: ARRAY(0x80cf9a4)
array: 1
array: 2
array: 3
atl@companion:~/perl > 

##</code><code>##

The => digraph is mostly just a synonym for the comma operator.

##</code><code>##

%hash = (name, foo, list, 1, 2, 4);