fig17_14.cpp

《c＋＋大学教程》源码

// Fig. 17.14: fig17_14.cpp
// Template Queue class test program.
#include <iostream>

using std::endl;

#include "queue.h"  // Queue class definition

int main()
{
   Queue< int > intQueue;  // create Queue of ints

   cout << "processing an integer Queue" << endl;

   // enqueue integers onto intQueue
   for ( int i = 0; i < 4; i++ ) {
      intQueue.enqueue( i );
      intQueue.printQueue();

   } // end for

   // dequeue integers from intQueue
   int dequeueInteger;

   while ( !intQueue.isQueueEmpty() ) {
      intQueue.dequeue( dequeueInteger );
      cout << dequeueInteger << " dequeued" << endl;
      intQueue.printQueue();

   } // end while

   Queue< double > doubleQueue;  // create Queue of doubles
   double value = 1.1;

   cout << "processing a double Queue" << endl;

   // enqueue floating-point values onto doubleQueue
   for ( int j = 0; j< 4; j++ ) {
      doubleQueue.enqueue( value );
      doubleQueue.printQueue();
      value += 1.1;

   } // end for

   // dequeue floating-point values from doubleQueue
   double dequeueDouble;

   while ( !doubleQueue.isQueueEmpty() ) {
      doubleQueue.dequeue( dequeueDouble );
      cout << dequeueDouble << " dequeued" << endl;
      doubleQueue.printQueue();

   } // end while

   return 0;

} // end main

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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
 * Hall. All Rights Reserved.                                             *
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