Using hash reference to retrieve value from hash

   


$hash{fruit} = apple;
$hash{sandwich} = hamburger;
$hash{drink} = bubbly;

$hashref = \%hash;
print $hashref->{sandwich};

1.	Lists the contents of an associative array using the values function:
2.	Determine if the value for the key is true or false
3.	Hash Key-Value Pair Retrieval
4.	Reference a non-exist hash value
5.	Reference one value in hash by its key in print statement
6.	Using hash as the hash value
7.	Values operator extracts all the values of a hash

Using hash reference to retrieve value from hash : value « Hash « Perl