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Programming-Idioms

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  • Obj-c

Idiom #13 Iterate over map keys and values

Access each key k with its value x from an associative array mymap, and print them.

Traversing each key and each associated object of mymap
@import Foundation;
for (NSString *k in mymap)
  NSLog(@"Key %@, value %@",k,mymap[k]);

Rarely, an NSDictionary message enumerateKeysAndObjectsUsingBlock: might prove more convenient
with Ada.Containers.Indefinite_Hashed_Maps;
with Ada.Strings.Hash;

use Ada.Containers;
for C in My_Map.Iterate loop
   Put_Line ("Key = " & Key (C) & ", Value = " & Element (C));
end loop;

New implementation...