pairs -- list the pairs in a hash table

i1 : x = new HashTable from {a => 1, b => 2, c => 3}

o1 = HashTable{a => 1}
               b => 2
               c => 3

o1 : HashTable

i2 : pairs x

o2 = {(c, 3), (a, 1), (b, 2)}

o2 : List