hashTable

hashTable v -- produce a hash table from a list v of key-value pairs.

The pairs may be of the form a=>b , {a,b} , or (a,b) .

     i1 = x = hashTable {a=>b, c=>d}
     
     o1 = HashTable{a => b}
                    c => d
     
     o1 : HashTable

     i2 = x#a
     
     o2 = b
     
     o2 : Symbol