make a ruby hash code example
Example 1: how to make a new hash ruby
my_hash = Hash.new #=> { }
# OR
my_hash = {}
Example 2: how to access hash value ruby
my_hash.values_at("key1", "key2") #=> ["value1", "value2"]
my_hash = Hash.new #=> { }
# OR
my_hash = {}
my_hash.values_at("key1", "key2") #=> ["value1", "value2"]