Added standard iterators to StringArray, and a SortedSet swap function.

modules/juce_core/containers/juce_SortedSet.h

@@ -531,6 +531,20 @@ public:
         }
     }
 
+    /** This swaps the contents of this array with those of another array.
+
+        If you need to exchange two arrays, this is vastly quicker than using copy-by-value
+        because it just swaps their internal pointers.
+    */
+    void swapWith (SortedSet& otherSet) noexcept
+    {
+        const ScopedLockType lock1 (getLock());
+        const ScopedLockType lock2 (otherSet.getLock());
+
+        data.swapWith (otherSet.data);
+        swapVariables (numUsed, otherSet.numUsed);
+    }
+
     //==============================================================================
     /** Reduces the amount of storage being used by the set.
 

modules/juce_core/text/juce_StringArray.h

@@ -125,6 +125,22 @@ public:
     */
     String& getReference (int index) noexcept;
 
+    /** Returns a pointer to the first String in the array.
+        This method is provided for compatibility with standard C++ iteration mechanisms.
+    */
+    inline String* begin() const noexcept
+    {
+        return strings.begin();
+    }
+
+    /** Returns a pointer to the String which follows the last element in the array.
+        This method is provided for compatibility with standard C++ iteration mechanisms.
+    */
+    inline String* end() const noexcept
+    {
+        return strings.end();
+    }
+
     /** Searches for a string in the array.
 
         The comparison will be case-insensitive if the ignoreCase parameter is true.