C++ queue练习

一、概述

　　案例：c++测试queue的用法

二、代码

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#include <iostream> #include <queue> #include <string>   using namespace std;   class Person{ public:     Person(string name,int age){         this->m_name = name;         this->m_age = age;     }     string m_name;     string m_age; };   void test(){     queue<Person> q;     Person p1("tony",30);     Person p2("luoluoyang",3);     Person p3("kiki",18);       //入队列     q.push(p1);     q.push(p2);     q.push(p3);       cout <<"size:"<<q.size()<<endl;       //遍历队列集合     while(!q.empty()){         Person pFront = q.front();         Person pBack = q.back();         cout << "begin element name:"<<pFront.m_name<< " age:"<< pFront.m_age<<endl;         cout << "end element name: "<<pBack.m_name<< " age: "<<pBack.m_age<<endl;           //出队列         q.pop();     }     cout <<"size: "<<q.size()<<endl; } /**  *  * 队列queue测试。先进先出集合  * */ int main(int argc, char const *argv[]) {     test();     return 0; }