deque::pop_back

删除组件在、向量、双端队列末尾。

void pop_back( );

备注

最后一个元素不能为空。pop_back 永远不会引发异常。

示例

// deque_pop_back.cpp
// compile with: /EHsc
#include <deque>
#include <iostream>

int main( ) 
{
   using namespace std;
   deque <int> c1;
   
   c1.push_back( 1 );
   c1.push_back( 2 );
   cout << "The first element is: " << c1.front( ) << endl;
   cout << "The last element is: " << c1.back( ) << endl;

   c1.pop_back( );
   cout << "After deleting the element at the end of the deque, the "
      "last element is: " << c1.back( ) << endl;
}

要求

标头: <deque>

命名空间: std

请参见

参考

deque Class

deque::push_back 和 deque::pop_back

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