Show how to iterate over the key-value pairs of an associative array, and print each pair out.

Also show how to iterate just over the keys, or the values, if there is a separate way to do that in your language.



See also

 Array
 Associative array: Creation, Iteration
 Collections
 Compound data type
 Doubly-linked list: Definition, Element definition, Element insertion, List Traversal, Element Removal
 Linked list
 Queue: Definition, Usage
 Set
 Singly-linked list: Element definition, Element insertion, List Traversal, Element Removal
 Stack


declare
  MyMap = unit('hello':13 'world':31 '!':71)
in
  {ForAll {Record.toListInd MyMap} Show}  %% pairs
  {ForAll {Record.arity     MyMap} Show}  %% keys
  {ForAll {Record.toList    MyMap} Show}  %% values