源码
#include <iostream>#include <memory>#include <map>#include <string>#include <vector>#include <utility>using namespace std;class message{public:int num;string ptr;vector<string> vue;}; int main(){map<std::string,shared_ptr<message>> test;pair<std::string,shared_ptr<message>> ptr;auto tk = make_shared<message>();tk->num = 1;tk->ptr = "hello";tk->vue.emplace_back(move(string("love")));ptr = make_pair(string("haha"),tk);test.emplace(ptr);for(auto iter = test.begin();iter!=test.end();++iter){cout << iter->first << endl;shared_ptr<message> p = move(iter->second);cout << p->num << endl;cout << p->ptr << endl;for(auto it : p->vue){cout << it << endl;}}return 0;}
