once_flag

c++11 call_once & once_flag

```cpp #include #include using namespace std; void once_fun(std::once_flag &&flag) { std::call_once(flag, []() { cout << "message from once fun" << en ......
once call_once once_flag call flag

cpp once_flag,call_once in mutex

//util.h #pragma once #include <chrono> #include <ctime> #include <fstream> #include <iomanip> #include <iostream> #include <map> #include <memory> #i ......
once call_once once_flag mutex call
共2篇  :1/1页 首页上一页1下一页尾页