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Compare two array

/ Published in: ActionScript 3
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Consider the following piece of code which compares two arrays to find which elements exist in outerArray that do not exist in innerArray:

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  1. var outerArray:Array = ["coffee", "juice", "water", "beer"];
  2. var innerArray:Array = ["liquor", "beer", "wine", "juice"];
  3.  
  4. for each (var foo:String in outerArray)
  5. {
  6.     var found:Boolean = false;
  7.     for each (var bar:String in innerArray)
  8.     {
  9.         if (foo == bar)
  10.         {
  11.             found = true;
  12.         }
  13.     }
  14.     if (!found)
  15.     {
  16.         trace(foo);
  17.     }
  18. }

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