The compiler tells me that I need an opApply. Haven't figured out how

to write it, though

d/dictionary.d

@@ -24,7 +24,7 @@ class dictionary
   {
     return map.length;
   }
-  
+
   char[][] lookup (bag b)
   {
     return map[b].keys;
@@ -34,6 +34,17 @@ class dictionary
     return map.keys;
   }
 
+  int opApply(int delegate(ref char [][]) dg)
+  {
+    foreach (char [][] strings; map)
+      {
+        result = dg (strings);
+        if (result)
+          break;
+      }
+    return result;
+  }
+
   unittest
   {
     printf ("Snarfing a test dictionary; patience! ... \n");