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c++/Others/TestMemoryCell.cpp - MemoryCell test program (Fig 1.22).cpp

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+TestMemoryCell.cpp - MemoryCell test program (Fig 1.22)
+	
+	#include <iostream.h>
+        #include "MemoryCell.h"
+        #include "mystring.h"
+
+
+        // OOPS: I forgot to put a + operator in the string class.
+        // So it's here:
+
+        string operator+( const string & lhs, const string & rhs )
+        {
+            string result = lhs;
+            return result += rhs;
+            
+        }
+
+        int main( )
+        {
+            MemoryCell<int>    m1;
+            MemoryCell<string> m2( "hello" );
+
+            m1.write( 37 );
+            m2.write( m2.read( ) + " world" );
+            cout << m1.read( ) << endl << m2.read( ) << endl;
+
+            return 0;
+        }