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Adds an element to the back of the queue.

void push(
   const Type& _Val


The element added to the top of the queue.


The top of the queue is the position occupied by the most recently added element and is the last element at the end of the container.


// queue_push.cpp
// compile with: /EHsc
#include <queue>
#include <iostream>

int main( )
   using namespace std;
   queue <int> q1;

   q1.push( 10 );
   q1.push( 20 );
   q1.push( 30 );

   queue <int>::size_type i;
   i = q1.size( );
   cout << "The queue length is " << i << "." << endl;

   i = q1.front( );
   cout << "The element at the front of the queue is "
        << i << "." << endl;


The queue length is 3.
The element at the front of the queue is 10.

See Also

queue Class | queue Members | queue Functions Sample